You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Good Morning.

USER: Good Morning.

ASSISTANT: How may I guide you?

USER: I would like to visit National Museum of Natural History located in Washington.

ASSISTANT: Ok, can I know the date on which you would like to depart on?

USER: I would like to depart on 09/11.

ASSISTANT: Ok, can I know your source and destination airport codes?

USER: The source airport code is DFW and the destination airport code is DCA.

ASSISTANT: When would you like to return back to DFW?

USER: I would like to return back on 09/13.

ASSISTANT: I found a flight  1002 of JetBlue airlines matches with your preferences, can I proceed?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket is booked. Can I know your name?

USER: My name is Rebecca Clark.

ASSISTANT: Thank you, have a good day.

USER: Thank you for your help.