You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: My name is Steven Scott. I want to book a flight ticket from DEN to IAD to meet my friend. Can you help me for booking?

ASSISTANT: Sure, may I know your trip dates?

USER: My travelling dates are from 03/11 till 03/13.

ASSISTANT: Here, I found a flight for you with 1 connection and fare is 100. Can I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your booking is done with flight 1023 and airline is AA.

USER: Thank you for booking.

ASSISTANT: Welcome.