Introduction Automates overseas conference approval requests to CEO. Generates emails with conference details, flight quotes, accommodation, expense breakdown, and admin procedures. Ensures consistency and saves time. How It Works Manual trigger initiates: fetches exchange rates/conference details, parses flight quotes, uses AI to calculate expenses and generate draft, checks budget, formats messages, merges versions, creates PDF, sends to CEO, logs to tracker. Workflow Template Manual Trigger → Configuration → [Exchange Rates + Conference Details + Flight Quotes] → AI Agent → [GPT-4 + Calculate + Extract + Generate Tools] → Total Expenses → Budget Check → [Format Approved + Warning] → Merge → PDF → Send CEO → Log Tracker Workflow Steps Initialization: Manual trigger with conference parameters, sets variables (name, dates, location, funding) Data Collection: Fetches/parses exchange rates, conference details via HTTP, aggregates 3 flight quotations AI Processing: AI Agent orchestrates GPT-4 with Calculate, Extract, Generate tools for expense analysis and email drafting Validation: Calculates total expenses, validates against budget threshold Formatting: Customizes approval/warning messages by status, merges content versions Delivery: Generates PDF breakdown, dispatches via Gmail to CEO, logs to Google Sheets tracker Setup Instructions APIs: Configure currency/conference endpoints with credentials OpenAI: Add GPT-4 API key in AI Agent AI Tools: Set Calculate, Extract, Generate parameters Gmail: Connect account, set CEO recipient Sheets: Link tracker with write permissions Budget: Set threshold (default: $5000) Prerequisites n8n instance, Currency API, Conference API, OpenAI GPT-4 key, Gmail with OAuth, Google Sheets, PDF generator, Travel agent API Use Cases Academic: Staff requests conference with grant, registration, 3 quotes, hotel, visa. AI generates email with PO/card procedures. Sales: Manager seeks client meeting approval with comparisons, per diem. Training: Employee requests certification with fees, accommodation, transport. Customization Modify thresholds by department. Add categories (insurance, baggage). Customize AI prompts for tone/branding. Integrate flight sources. Extend approval chain. Add travel restrictions. Benefits Time Efficient: Reduces prep from 60+ to 5 minutes. AI-Powered: Intelligent analysis and generation. Consistent: Ensures completeness. Accurate: Eliminates errors.