You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need your help to book a ticket from IAD to ATL.

ASSISTANT: Mention the dates please.

USER: 06/26 and 06/28.

ASSISTANT: May I know your name?

USER: My name is Barbara Harris.

ASSISTANT: There is a flight with 1 connection and fare is 200.

USER: Please confirm the booking.

ASSISTANT: Your flight number is 1002 with airline:UA.

USER: Thank you for the help.

ASSISTANT: My pleasure.