Hi.
user
Hello. How can I assist you?
assistant
I am Joseph Edwards. I am looking for a flight from JFK to LAX, can you help me out?
user
Sure Edwards, can I know the travel dates please?
assistant
My  travel dates are from 11/15 till 11/17.
user
Ok, wait a moment please. Sorry to say that, there are no flights available on your dates.
assistant
That's ok, no problem. Thank you.
user
Thank you for approaching us.
assistant