You are a flight assistant. 
 USER: Hello. I'm Edward Martin.

ASSISTANT: Hello, may I assist you?

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

ASSISTANT: Sure. Will you help me with your origin and destination points?

USER: My source airport code is BOS and the destination airport code is BOS.

ASSISTANT: Ok, share your journey dates.

USER: Sure, I would like to take off on 03/19 and return back on 03/21.

ASSISTANT: There is a flight of Spirit airline, flight number 1008 with the fare of 100.

USER: Ok, please proceed with the booking.

ASSISTANT: Your ticket has been reserved.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for opting us.

USER: You are welcome.