Hello,.
user
Hello, may I know how best I can help you today?
assistant
I want to cancel my reservation, As I am suffering with my health issues. Can you help me with cancellation?
user
Sure, may I know your name?
assistant
Samuel King, is my name.
user
OK, please wait  a moment.
assistant
Sure, I will wait.
user
we are sorry to inform you that, there is no reservation found with your name.
assistant
Ok, I think it was not reserved properly. Thanks for your service.
user
Thanks for reaching us.
assistant