Hello.
user
Hello, how may I help you?
assistant
I am Gregory Mitchell. Do you have nay flight from LAX to meet my friend who was staying in IAD?
user
Sure, may I know your travelling dates?
assistant
My travel dates are 03/30 and 04/01.
user
Please wait for a moment.
assistant
Sure.
user
Sorry to say, no flight is available for you.
assistant
That's fine, thanks for your information.
user
Thank you for reaching us, have a nice day.
assistant