Hi.
user
Hello, how may I help you?
assistant
I am Patricia Young. I would like to book a flight ticket from OAK to LAX.
user
May I know your trip dates please?
assistant
I am planning to start on 11/26 and return back on 11/28.
user
Sorry, there is no flight available as per your request.
assistant
Ok, no problem. Thank you for the information.
user
Most welcome.
assistant