Hello, I am Brian Lee.
user
Hello, how may I serve you today?
assistant
Due to an emergency meeting, I want to cancel my reservation. Can you help me with it?
user
Sure, please wait while I check if there is a reservation on your name.
assistant
OK.
user
Sorry, we didn't find any reservation with your name.
assistant
No problem, thank you for the information.
user
Thank you.
assistant