Hello.
user
Hello, how may I help you?
assistant
I need to reserve ticket from DTW to LGA, can you help me in doing that?
user
Sure, may I know your trip dates please?
assistant
My trip dates are Oct 16 to 18.
user
Do you have any other requirements?
assistant
I prefer business class.
user
Can I know your name?
assistant
Amy Hill here.
user
Sorry, we regret to inform you that there is no flight available as per your request.
assistant
Ok, no issues. Thank you for the information.
user
My pleasure.
assistant