Hello, I am Emma Scott.
user
Hello, how may I abet you?
assistant
Can you book me a direct flight from AUS, Austin to Denver, DEN?
user
Sure, I am here to help you. May I know your scheduled dates to travel?
assistant
Thank you. I want to board on 04/26 and return on 04/28.
user
Thanks for your details.
assistant
OK.
user
There are no flights with your specifications.
assistant
Ok, thanks for your kind information.
user
Thank you for choosing us.
assistant