Hello,.
user
Hello. How can I aid you?
assistant
I am George White. Could you please book a ticket to New York, LGA with a direct flight?
user
Sure, I can help you.
assistant
Thank you.
user
Can I know your travelling dates?
assistant
My travel dates are 02/26 and 02/28.
user
Please  mention me your source airport code.
assistant
My source is from New York, JFK.
user
Give me a minute.
assistant
Sure.
user
Thanks for being waiting. Unforchunately, there are no flights found according to your requirement.
assistant
No problem, thank you for the information.
user
Thank you for choosing us.
assistant