Hello. I am Karen Evans.
user
Hello, how can I assist you today?
assistant
Unfortunately I have emergency meeting so I con't travel now, can you please help me to cancel my reservation?
user
Sure, please wait for a moment.
assistant
Ok.
user
Sorry to say that, there was no reservation found with your given name.
assistant
Ok, no problem. Thank you.
user
Thank you for opting us.
assistant