Conversational Google Calendar Booking Bot

This is an AI-powered calendar booking assistant using FastAPI, LangGraph, Streamlit, and Gemini API.

Features

• Conversational chat interface via Streamlit
• Google Calendar integration using a service account
• Check free/busy slots and create bookings

Setup

1. Create a service account in Google Cloud Console.
2. Share your Google Calendar with the service account.
3. Put the JSON file service_account.json.
4. Add your .env file with GEMINI key and Calendar ID.

Run Locally

cd backend
uvicorn main:app --reload

cd frontend
streamlit run app.py

Example .env

GEMINI_API_KEY=your_gemini_key_here
CALENDAR_ID=your_calendar_id@gmail.com