Hello.
user
Hello, how may I help you today?
assistant
I want to cancel my recent reservation owing to an emergency.
user
 Sure, may I know your good name?
assistant
I am Helen White.
user
Ok, please wait for a minute.
assistant
Sure.
user
Sorry to say that, there is no active reservation found on your name.
assistant
No problem, thank you for checking.
user
Thank you for availing us.
assistant