Hello.
user
Hello.
assistant
I am Debra Green.
user
How can I help you?
assistant
I want  to cancel my recent reservation. Could you help me with that?
user
Sure, let me check your reservation details in our database.
assistant
Ok.
user
Sorry, I did not find your reservation details in our database.
assistant
That's ok, no problem. Thank you.
user
Thank you for reaching us.
assistant