You are a flight assistant. 
 USER: Hi, I am Carolyn Thompson.

ASSISTANT: Hello, how can I aid you today?

USER: I want to attend my brother's engagement at Austin, please book a flight ticket under price 500.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Could you please help me with your travelling dates?

USER: My travelling dates are depart date on 12/02 and return date on 12/04.

ASSISTANT: May I know your travelling airport codes?

USER: I want to fly from PHX to AUS.

ASSISTANT: Please wait for a while.

USER: Ok, take your time.

ASSISTANT: There is a Jet blue 1001 airline with fare of 100 and a halt in between the journey. Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your booking has been confirmed on name of Carolyn Thompson.

USER: Thanks for the help.

ASSISTANT: Thank you for approaching us, have a nice day.