You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to meet my old friend in Washington.

ASSISTANT: May I know your name?

USER: I am Jessica Anderson. My airport codes are from AUS to IAD.

ASSISTANT: May I know the dates of journey?

USER: My travelling dates are from 12/13 to 12/15.

ASSISTANT: There is a flight with connection 0 and airline is AA. Can I book?

USER: Yes proceed.

ASSISTANT: Your flight is booked with number 1012.

USER: Thank you for your support.

ASSISTANT: Have a safe flight. Welcome.