You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, are you looking for flight ticket booking?

USER: I need to reach MCO on 08/01.

ASSISTANT: Ok, can you please give your source airport code and return date?

USER: My source will  be AUS, and return on 08/03.

ASSISTANT: There is a flight available with AA airlines, shall I book it?

USER: Please, proceed on Stephen Parker.

ASSISTANT: Ok, your ticket is booked with flight number 1003.

USER: Welcome, thank you your help.

ASSISTANT: Welcome, thank you for booking.