Hi.
user
Hello, how may I help you?
assistant
Can you please help me to book flight ticket from DFW to ATL?
user
Sure, may I know your trip dates please?
assistant
My trip dates are Dec 31 and Jan 2.
user
Do you have any other requirements?
assistant
I prefer a connecting flight with business class.
user
Can I know your name please?
assistant
Kimberly Lewis here.
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