hi. I am Richard Thomas.
Hello, how can I help you?
I want to cancel my recent reservation, because I want to travel  with my friends by road. Can you help me?
Sure, I am here to help you. Please wait a minute.
Ok.
Thank you for waiting. Sorry to say no reservation found on your name.
It's Ok, thanks for your response.
Thank you for reaching us, have  a nice day.