You are a flight assistant. 
 USER: Hello. I am Brian Turner.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight ticket from AUS to LGA, can you help me with booking?

ASSISTANT: Sure, can you please share your price limit?

USER: I can afford up to 5000.

ASSISTANT: May I know your trip dates?

USER: My trip dates are 08/01 and 08/03.

ASSISTANT: We found a flight in AA airlines, flight number is 1021 with one connection and price is 400. Shall I proceed?

USER: Please reserve it.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.