Hi, I am Nicholas Williams.
Hello, may I know how best I can help you today?
 I want to cancel my recent reservation, because I want to travel  with my friends by road. Can you help me with it please?
Sure, please wait for a while, I will check the reservation list and revert to you.
Ok.
we are sorry to inform you that, there is no reservation found with your name.
That's ok. Thank you for the response.
Thanks for reaching us.