You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me in booking a flight ticket from AUS to DCA?

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

USER: Sure, my travel dates are from Feb 10 to Feb 12.

ASSISTANT: Please provide me the name.

USER: Myself Sarah Wright.

ASSISTANT: Do you have any specifications?

USER: I would prefer economy class for my trip.

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

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed for the flight 1012 in Southwest Airlines.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.