Hi.
user
Hello, how may I aid you?
assistant
I want to fly from CLT to LGA. Can you book a flight from that route?
user
Sure, may I know your travelling dates?
assistant
My planned travel dates are  12/28 amd 12/30.
user
Do you prefer a connecting flight or direct flight?
assistant
I want a flight with single connections.
user
Do you have any other requirements?
assistant
No more, thank you.
user
May I know your name?
assistant
Sure, George Moore here.
user
Sorry, there are no flights available on your travel dates.
assistant
No issues, thank you for the information.
user
Thank you for choosing us.
assistant