You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Richard Allen. I am planning to book a ticket to attend a meeting at PHL. Can you please help me out to book a ticket from IAD?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I would like to travel on 12/20 and return back on 12/22.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 100. Shall I proceed in booking?

USER: That's fine, please proceed the booking.

ASSISTANT: Your ticket has been confirmed for the flight 1020 in JetBlue airlines.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.