Hello.
user
Hello, how can I help you?
assistant
Actually my Snookers competition is postponed, so that I want to change my existing reservation. Can you help me?
user
May I know your name please?
assistant
Yes, I am William Turner.
user
Sorry to say, there is no reservation on your name in our database.
assistant
Ok, not an problem. Thank you for your information.
user
Thank you for opting us.
assistant