You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Sarah Brown.

ASSISTANT: How can I serve you?

USER: I would like to meet my brother at Austin, will you help me in booking the flight ticket from PHX to AUS?

ASSISTANT: Sure, I can help you. Can I know your travelling dates?

USER: My preferable journey dates are Feb 28 and  Mar 01. I need a flight with Single connection.

ASSISTANT: Do you need any break?

USER: Yes, I need.

ASSISTANT: We found a UA airline, flight number:1013 and the price is 400.

USER: Sure, you can proceed with the booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for helping me.