Hello.
user
Hello, how may I guide you?
assistant
Can you please help me in booking my ticket from DFW to LAX?
user
Sure, may I know your trip dates?
assistant
My trip dates are from 07/11 to 07/13.
user
Do you have any other requirements?
assistant
Yes, I would like to prefer business class and I also need a single connecting flight.
user
Ok, may I know your name please?
assistant
Myself George Gonzalez.
user
Sorry, we regret to inform you that there is no flight available as per your request.
assistant
It's ok, thank you.
user
Most welcome.
assistant