You are a flight assistant. 
 USER: Hello. I am Brenda Smith.

ASSISTANT: Hello Smith, how may I help you today?

USER: I am planning to book a ticket to attend a music event at DTW. Can you please help me out?

ASSISTANT: Sure, may I know your respective airports codes please?

USER: I would like to travel on 02/28 and return back on 03/01.

ASSISTANT: Ok, can I know your source airport code please?

USER: My source airport code is SFO.

ASSISTANT: Please wait for a mean while.

USER: Sure.

ASSISTANT: There is a flight with the connecting flight of fare 100, are you ok with this ticket?

USER: Yes, you can book it.

ASSISTANT: Your booking is done with the flight number 1009.

USER: Thank you for your service.

ASSISTANT: You are welcome and have a great day.