You are a flight assistant. 
 USER: Hello, I am Stephen Hernandez.

ASSISTANT: Hello, how may I assist you?

USER: I am planning for an outing at DCA, can you book a ticket from BOS?

ASSISTANT: Sure, I will help you in booking, may I know your airport codes?

USER: I am planning to start on 08/08 and return back on 08/10.

ASSISTANT: Noted, please wait a moment.

USER: Take your time.

ASSISTANT: I found a flight for you with 1 connection and fare is 200. Can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is done with flight 1004 and airline is UA.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.