You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Mark Gonzalez.

ASSISTANT: Mark, how can I help you?

USER:  I have a planned a trip to travel America to see the Golden Gate Bridge.

ASSISTANT: That's a good idea.

USER: My airport codes are AUS to LAS.

ASSISTANT: Yes, can I know your travel dates?

USER: My preferred flying dates are 10/28 to 10/30.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: I found a flight of Frontier airlines is available on your requested dates. Shall I proceed?

USER: You can proceed for booking.

ASSISTANT: Your ticket is booked for the flight 1006.

USER: Thank you for helping in  booking.

ASSISTANT: You are welcome.