Hello,. I am Brandon Hill.
user
Hello, how can I aid you today?
assistant
 I want to participate in the multi-car 50 mile canyon road test drive, which is going to be held at Denver. Can you book me a ticket within the range 500?
user
Sure, can you please share your travel dates?
assistant
I want to travel on 01/20, and need to catch return flight on 01/22.
user
May I know your source and destination airport codes?
assistant
I need to leave from my nearest airport LAX to reach DEN.
user
Ok, please wait for a while.
assistant
Sure.
user
We found a AA airline, flight number: 1003, price: 200 with one connection. Shall I proceed to booking?
assistant
Proceed with the booking.
user
Your flight ticket has been confirmed.
assistant
Thanks for the service.
user
Thank you for choosing us.
assistant