Hello.
user
Hello, how can I help you?
assistant
 I am Justin Walker. I want to travel to Austin, TX-AUS to meet my father.
user
Ok, may I know your source airport?
assistant
I will depart from CA-LAX.
user
Please provide me your journey dates.
assistant
My travel dates are 08/14 and 08/16.
user
I found a UA airline, flight number: 1002, price: 100 with one connection.
assistant
Ok, confirm my booking.
user
Your flight ticket has been confirmed.
assistant
 Thank you for booking.
user
Thank you for choosing us.
assistant