Hi. I am Sandra Allen.
user
Hello, how may I oblige you today?
assistant
 I want to cancel my reservation due to prepone of my business meeting.
user
Sure, we are here to help you. Please hold a moment, let me check your reservation and let you know.
assistant
 Ok.
user
Thanks for your time, unfortunately no reservation found with provided name.
assistant
Thank you for your help.
user
Thank you for reaching us, have a great day ahead.
assistant