Hello.
user
Hello, may I know your name?
assistant
As my grandmother has expired, I want to cancel my reservation.
user
Sure, can I know your good name for checking?
assistant
Brian Martinez here.
user
Please wait for minute to check it.
assistant
Sure.
user
Sorry Brian, there is no reservation found in our database.
assistant
It's ok.
user
Thank you for your approach.
assistant
Thank you for helping me.
user