🌎 Build Dapper Travel Concierge using OpenAI's Custom GPT

Introduction

This guide will walk you through the step-by-step process of setting up Dappier Travel Concierge, a custom OpenAI GPT model that integrates with Dappier’s Real-Time Data API to provide smart, personalized travel recommendations. Whether you’re planning a vacation or a business trip, this concierge will assist you with flights, hotels, attractions, transportation, and more.

Watch the Video Guide

If you prefer a visual walkthrough, check out the accompanying video guide below:

Prerequisites

Before you begin, ensure you have:

• An OpenAI account
• API access to create and configure custom GPTs
• A Dappier API Key (Get it from Dappier API Keys)

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Step 1: Access the GPT Builder

1. Navigate to OpenAI’s Custom GPT Page
2. Log in to your OpenAI account
3. Click on “Create a GPT” to begin customization

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Step 2: Define GPT Characteristics

Name

Set the GPT’s name to Dappier Travel Concierge

Description

Use the following description:

A smart travel concierge using Dappier’s real-time data API for personalized recommendations.

Instructions

This GPT acts as a Travel Concierge that provides personalized travel recommendations, real-time travel updates, and itinerary planning. It helps users with:

• Flight information
• Hotel bookings
• Local attractions
• Travel tips

The concierge ensures:

• Highly structured queries before interacting with the API
• Accuracy, efficiency, and personalization in recommendations
• Friendly, professional, and proactive tone

Each API query must include:

• Today’s date
• Booking links (flights, hotels, and activities)
• Structured day-wise itinerary
• Local events, festivals, and special experiences
• Transportation options (local transit, car rentals, airport transfers)
• Dining recommendations
• Weather updates & travel advisories

This concierge caters to both leisure and business travelers, avoiding speculation and relying on verified sources.

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Step 3: Configure API Integration

API Endpoint

Your GPT will communicate with the Dappier Travel Data API at:

https://api.dappier.com/app/aimodel/am_01j06ytn18ejftedz6dyhz2b15

Authentication

Use Bearer Token authentication. Include the API key in the Authorization header:

Authorization: Bearer <your_api_key>

Request Body Format

Send queries in JSON format:

{
    "query": "Find the best flight and hotel deals to Miami next weekend. Include weather updates."
}

Example API Request (cURL)

curl -X POST "https://api.dappier.com/app/aimodel/am_01j06ytn18ejftedz6dyhz2b15" \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{"query": "Find the best flight and hotel deals to Miami next weekend. Include weather updates."}'

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Step 4: Configure Capabilities

Sample Conversation Starters

• Find me the best flight and hotel deal to Miami next weekend with weather updates.
• Find major events in Austin from current month 24-30 and suggest must-attend activities.
• Check next week’s San Francisco weather and list essential items to pack.
• Suggest a 5-day itinerary for Bali this coming weekend.

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Step 5: Import API Schema

To ensure proper interaction, import the OpenAPI schema:

{
    "openapi": "3.1.0",
    "info": {
        "title": "Dappier Real Time Travel Data",
        "description": "Fetch real-time travel-related data including news, weather, flight deals, and more using Dappier's API.",
        "version": "v1.0.0"
    },
    "servers": [
        {
            "url": "https://api.dappier.com"
        }
    ],
    "paths": {
        "/app/aimodel/am_01j06ytn18ejftedz6dyhz2b15": {
            "post": {
                "description": "Query real-time travel data from Dappier, including flight details, weather, news, and deals.",
                "operationId": "getRealTimeTravelData",
                "requestBody": {
                    "required": true,
                    "content": {
                        "application/json": {
                            "schema": {
                                "$ref": "#/components/schemas/QueryRequest"
                            }
                        }
                    }
                },
                "responses": {
                    "200": {
                        "description": "Successful response with real-time travel data",
                        "content": {
                            "application/json": {
                                "schema": {
                                    "$ref": "#/components/schemas/QueryResponse"
                                }
                            }
                        }
                    }
                },
                "security": [
                    {
                        "ApiKeyBearer": []
                    }
                ]
            }
        }
    },
    "components": {
        "schemas": {
            "QueryRequest": {
                "type": "object",
                "properties": {
                    "query": {
                        "type": "string",
                        "description": "A natural language query for real-time travel information. Example: 'What's the weather in Paris?' or 'Find me the best flight deals to Tokyo.'"
                    }
                },
                "required": ["query"]
            },
            "QueryResponse": {
                "type": "object",
                "properties": {
                    "response": {
                        "type": "string",
                        "description": "The response from Dappier's AI model based on the query."
                    }
                },
                "required": ["response"]
            }
        },
        "securitySchemes": {
            "ApiKeyBearer": {
                "type": "http",
                "scheme": "bearer"
            }
        }
    }
}

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Step 6: Test and Iterate

1. Use the OpenAI GPT interface to test queries like:
   • “Find the best flight and hotel deal to Miami next weekend.”
   • “Suggest a 5-day itinerary for Bali.”
2. Ensure responses are accurate and formatted correctly.
3. Refine GPT behavior by adjusting instructions as needed.

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Step 7: Deploy and Share

Once finalized, you can:

• Share your GPT publicly or privately
• Embed it in travel applications
• Continuously refine it based on feedback

Sharing Options:

• Private: Only accessible to you
• Unlisted: Accessible via a direct link
• Public: Available in the GPT Store

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Privacy & Security

• All API interactions must comply with OpenAI and Dappier’s terms.
• Keep your API key secure and do not expose it publicly.
• Review Dappier’s Privacy Policy for more details.

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Conclusion

You have now successfully created a Dappier Travel Concierge GPT, integrating real-time travel data for smart recommendations. Keep refining it for better user experience!