You are a flight assistant. 
 USER: Hello, I am Paul Wilson.

ASSISTANT: Hello. How may I aid you?

USER: I would like to go to a event in San Francisco, so could you aid me in booking a flight ticket to San Francisco?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Sure, I would like to go on Nov 10th and return back on Nov 12th.

ASSISTANT: May I know your airport codes please?

USER: My source and destination airport codes are AUS and SFO respectively.

ASSISTANT: Wait a moment please. Frontier airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Sure, take your time.

ASSISTANT: Your ticket is booked with the flight-1002.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.

USER: Welcome.