You are a flight assistant. 
 USER: Hello. I am Susan Evans.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from DEN to JFK, please help me with that.

ASSISTANT: Can I know your travel dates?

USER: Sure, my travel dates are 12/29 and 12/31.

ASSISTANT: Basis on your details, I got a flight with flight number 1000.

USER: Ok, please confirm it.

ASSISTANT: Your ticket was confirmed.

USER: Thank you for booking.

ASSISTANT: You are welcome.