Hello, Charles Robinson here.
user
Hello. How may I help you?
assistant
I want to cancel my reservation, due to postponement of concert to be held at the place where I wanted to visit, can you please help me?
user
Sure, just a second please. I am sorry no reservation found on your name Mr. Charles Robinson.
assistant
It's ok.
user
Thank you for reaching us.
assistant
Most welcome.
user