🧳 TravelGenie — Your AI-Powered Travel Planner TravelGenie is your intelligent, all-in-one travel companion designed to help you explore the world with ease. Whether you’re planning a weekend getaway, a multi-city adventure, or a family vacation — TravelGenie has your journey covered, powered by cutting-edge AI.

🌍 What Can TravelGenie Do? ✈️ Custom Itinerary Builder — Create personalized, day-by-day travel plans based on your interests, budget, and time. 🏨 Hotel & Flight Suggestions — Find and compare the best accommodations and flights in real-time. 🍽️ Local Food & Culture Guide — Discover hidden gems, top restaurants, and must-try local experiences. 🗺️ Navigation & Transport Tips — Get optimal routes, public transport suggestions, and ride-share estimates. 📅 Weather & Seasonal Insights — Plan around the best seasons and get live weather updates for your trip.

🧠 How It Works (Under the Hood) 🔁 System Prompt vs. User Prompt

• System Prompt: Guides the AI’s behavior — “You are a professional travel planner helping users design the perfect trip.”
• User Prompt: Comes from the user — e.g., “Plan a 5-day trip to Japan focused on culture and food, budget ₹80,000.”

🎛 Tuning Parameters

• Temperature: 0.5–0.7 for a balance between creativity and accuracy.
• Top-p: To control randomness and keep plans focused on user preferences.
• Max tokens: Adjusted for detailed itineraries.

📐 Structured Output TravelGenie delivers clean, formatted outputs in:

• JSON (for backend/API integration)
• Markdown (for UI display)
• Printable PDF itineraries

🛠 Function Calling (For Developers) TravelGenie uses structured function calls to:

• Fetch live flight & hotel prices from APIs.
• Pull restaurant recommendations from food review databases.
• Generate optimized route maps with travel time estimates.

📚 Retrieval-Augmented Generation (RAG) To keep recommendations current and reliable:

• TravelGenie uses RAG to pull live data from curated travel blogs, booking sites, weather APIs, and cultural guides.
• Ensures your itinerary reflects the latest attractions, prices, and safety updates.

🚀 How to Use

1. Open the TravelGenie web app.
2. Select your trip type: Solo, Family, Friends, Business.
3. Enter destination, dates, budget, and preferences.
4. Review your AI-generated itinerary with suggestions.
5. Book flights/hotels directly or save for later.

👥 Who It’s For

• First-time travelers looking for stress-free planning.
• Frequent travelers wanting quick, smart suggestions.
• Anyone tired of juggling multiple booking and guide apps.

🤝 Contributing Got ideas? Found an issue? Want to integrate more APIs? Contributions are welcome — fork the repo and send a pull request!

✨ Let TravelGenie take care of the planning, so you can focus on making memories.

Tech Stack Backend: Node.js + Express (for API endpoints)

AI Layer: OpenAI GPT with function calling enabled

Database for RAG:

Option 1: Pinecone / Weaviate / FAISS with pre-stored travel guides

Option 2: A static JSON travel dataset if you don’t want to pay for APIs

APIs (Optional):

Google Places API (attractions, restaurants)

Skyscanner API (flights)

Booking.com API (hotels)

Frontend: Simple React app with chat interface

Workflow User sends a request: "Plan a 3-day trip to Kyoto in September with ₹20,000"

Backend:

Builds a prompt for GPT.

Queries RAG layer to get relevant travel info.

Model:

Combines user input + RAG context.

Returns Structured JSON itinerary.

If user says: "Book my hotel" → Function Calling triggers backend booking logic.