Hello, I am Stephen Campbell.
user
Hello. How can I assist you today?
assistant
Due to an emergency meeting, I want to cancel my reservation. Can you help me with it?
user
Ok, please wait I will revert you in a moment.
assistant
OK.
user
 Sorry to notify you that no reservation was found on your name.
assistant
No problem, thank you for the information.
user
 Thank you for opting us.
assistant