Hello, I am Janet Carter.
Hello, how can I help you?
I want to book a ticket for round trip to New York, NY -  JFK from NY - LGA.
Sure, may I know your travelling dates?
And my travel dates are 12/22 to 12/24.
Please wait a moment. I will check and get back to you.
Ok.
Thanks for waiting, no flight was found with your details.
Ok, not an issue.
Thank you, for choosing us. Have a nice day.