Hello.
user
Hello, how may I help you?
assistant
I want to book a flight ticket from PHX to MCO. Can you find a flight ticket for me?
user
Sure, may I know your trip dates please?
assistant
Ok, my planned trip dates are on Aug 15 and return on Aug 17.
user
Do you have any other requirements?
assistant
Ok, I want return in the afternoon time.
user
Can I know your name please?
assistant
Ok, my name is David Brown.
user
Sorry, we regret to inform you that there is no flight available as per your request.
assistant
OK, not an problem.
user
Most welcome.
assistant