Hello, I am George ALLEN.
user
Hello, how can I aid you today?
assistant
Can you book a ticket from DEN to DFW?
user
Sure, on which dates are you want me to book your ticket?
assistant
I want to start by 03/24 and return by 03/26.
user
OK, let me check the availability.
assistant
Take your time.
user
Sorry to say you, there is no flight available on your dates.
assistant
No issues. Thank you for checking.
user
Thank you for choosing us.
assistant