You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: How can I book a flight ticket from New York, JFK to Denver, CO - DEN. Can you help me?

ASSISTANT: May I know your trip dates?

USER: Ok, my travel dates are 03/09 and 03/11.

ASSISTANT: There is a flight for you with 1 connection in UA airlines and fare is 200. Shall I proceed?

USER: Ok, please book it for me.

ASSISTANT: May I know your name?

USER: Thank you for assisting me, my name is Jason Brown.

ASSISTANT: Your ticket is booked.

USER: Thank you for the aid.

ASSISTANT: Most welcome.