Hello.
user
Hello. How can I assist you?
assistant
My name is Nancy Edwards. I want to cancel  my reservation, due to health problem.
user
Wait a moment please, let me check the database with your name.
assistant
Ok.
user
Nancy Edwards, there is no reservation found with your name in our database,.
assistant
That's ok, thank you for checking.
user
Thank you for contacting us.
assistant
Welcome.
user