Hi.
user
Hello.
assistant
I am Mary Wright.
user
How can I assist you?
assistant
I need  to cancel my existing reservation due to some health issue. Can you please help me with that?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for a while.
assistant
Sure.
user
Sorry, no reservation found on your name in our reservation list.
assistant
It's ok, no problem. Thank you for your response.
user
Thank you for choosing us, have a nice day.
assistant