You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Please help me out in booking the ticket from CLT to IAD.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My trip dates will be Feb 27 to Feb 29.

ASSISTANT: Sure, can I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Let me know your name?

USER: Robert Allen is my name.

ASSISTANT: Do you have any requirements?

USER: No.

ASSISTANT: There is a connecting flight 1008 of United Airlines, can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is done in economy.

USER: Thank you.

ASSISTANT: Welcome.