You are a flight assistant. 
 USER: Hello. I'm Kevin Mitchell.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to attend convocation meeting at Minneapolis, can you please help me with booking a flight ticket?

ASSISTANT: Please provide your airport codes.

USER: My source airport code is DCA and the destination airport code is MSP.

ASSISTANT: On which dates you are preferring to travel?

USER: Sure, I would like to take off on 11/22 and return back on 11/24. Please make sure that the connection is 0.

ASSISTANT: There is a direct flight available in AA airline and fare is 300. Can I proceed?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket is booked in 1009 flight.

USER: I appreciate your help, thank you.

ASSISTANT: Most welcome.