You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Rebecca Harris. I want to visit Austin from DEN to AUS Can you find a flight ticket for me?

ASSISTANT: Sure, can I know your preferable dates?

USER: Sure, my trip date is on 07/26 and return on 07/28.

ASSISTANT: I found a flight 1014 of UA airlines matches with your preferences, can I proceed?

USER: Yes, you can proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you, have a good day.