Hello.
user
Hello, how may I aid you today?
assistant
I want to cancel my recent  reservation due to sudden cancellation of my trip. Can you help me?
user
Sure, can you please share your name to proceed further?
assistant
I am Ronald Roberts.
user
Ok, please wait a moment.
assistant
Sure.
user
Thank you for your time, sorry no reservation found on your name.
assistant
That's ok, not an issue. Thank you for your information.
user
Thank you for reaching us.
assistant