You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Lisa Johnson.

ASSISTANT: How may I assist you?

USER: I want to visit Houston for attending a business partner marriage. Can you please help me in booking the ticket from AUS to HOU?

ASSISTANT: I am here to assist you, may I know your travelling dates please?

USER: I will drop-off 02/02 and again I will be return back on 02/04.

ASSISTANT: Southwest airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Sure, proceed for booking.

ASSISTANT: Your ticket is booked with the flight-1029.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for reaching us.