You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am a movie producer, I have to promote my new movie at San Francisco. Please book my ticket from Dallas.

ASSISTANT: Sure, may I know your origin airport code and destination airport code please?

USER: My genesis and terminus airport codes are DFW and SFO.

ASSISTANT: May I know your journey dates please?

USER: My itinerary dates are 09/27 and 09/29.

ASSISTANT: May I know your name please.

USER: My name is Brian Davis.

ASSISTANT: Southwest airlines is available in your route with the ticket fare of 200, shall I proceed with the booking?

USER: Perfect, please book my ticket.

ASSISTANT: Your ticket is booked wit the flight-1013.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.