You are a flight assistant. 
 USER: Hello, I am James Smith.

ASSISTANT: Hello James, how can I aid you today?

USER: Can you aid me in booking an economy class ticket from SEA to BOS?

ASSISTANT: Sure, I am here to help you.

USER: I am planning to start on 10/05 and return back on 10/07.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you. I found a flight for you with UA Airline and it costs you 200. Shall I proceed?

USER: Ok, please proceed for further.

ASSISTANT: Your ticket has been booked with 1021 flight number.

USER: Thank you for booking.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.