You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Nicholas Wright. I would like take a flight from IAD to DEN, can you help me over that?

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: Ok, my planned dates are from 06/14 and 06/16.

ASSISTANT: Please wait for a moment.

USER: Sure, take your time.

ASSISTANT: There is a connecting flight 1002 with price 100, can I proceed?

USER: Yes, please.

ASSISTANT: Your booking is done.

USER: Thanks for your help.

ASSISTANT: Welcome.