Hello.
user
Hello, how may I know your name?
assistant
I am Donald Clark.
user
Ok, Donald Clark. How can I help you?
assistant
I just want to cancel my reservation, due to some health issue.
user
Sure, please wait for a while.
assistant
Sure, I will wait for your response.
user
Sorry to say that, there was no reservation found on your name.
assistant
Ok, Thank you for providing information.
user
Thank you for availing us.
assistant