Hello. Myself Janet Thomas.
Hello, how can I assist you today?
I want to cancel my recent reservation, because I want to travel  with my friends by road. Will you help me with that?
Sure, we are glad to help you with cancellation.
Thank you for accepting my request.
Please wait for a while.
Ok, I will wait for your response.
Thanks for your time,  there was no reservation found on your name to cancel it.
Ok, not an issue. Thank you for your information.
Thank you for reaching us.