Hello.
user
Hello, how can I help you?
assistant
Please book me a flight ticket from IAH to PHL to meet my family.
user
May I know your desired travel dates please?
assistant
I have planned to travel on Aug 16th and return on Aug 18th.
user
Do you have any other specifications?
assistant
I like direct flight.
user
May I know your name please?
assistant
Patrick King.
user
Sorry to say, there is no flight on your desired travel dates.
assistant
Ok, no problem. Thank you.
user
Thank you for opting us.
assistant