Hello.
Hello, how can I aid you?
Actually  my Tennis competition is cancelled so that I want to cancel my recent reservation, can you help you?
Sure, I am happy to help you. Can I know your name for searching?
Ok. Sure, I am Virginia Jones here.
As per your request there is no ticket found to cancel your booking.
Ok, no problem. Anyway's thank you for your information.
Thank you for your valuable time in reaching us. Have a nice day.