Hello.
user
Hello, how may I help you?
assistant
I am William Lewis. Can you help me in booking my reservation from PHL to LAX?
user
Sure, I will help you with that. Can I have your travel dates please?
assistant
My travelling dates are from Aug 04 to Aug 06.
user
Please wait for a moment.
assistant
Sure.
user
Sorry to say, no flight is available for you.
assistant
That's fine. Thank you.
user
Welcome.
assistant