Hello.
user
Hello, how may I help you?
assistant
Please book a flight ticket from LAS to LGA?
user
Sure, may I know your trip dates please?
assistant
My journey dates are July 12 and July 14.
user
Do you have any other requirements?
assistant
I prefer a economy class.
user
Can I know your name please?
assistant
I am Jerry Baker.
user
Ok, please wait.
assistant
Sure.
user
Sorry, we regret to inform you that there is no flight available as per your request.
assistant
No problem, thank you for your information.
user
Most welcome.
assistant