Hello.
user
Hello, how may I help you?
assistant
 Unfortunately I have emergency meeting so I want to cancel my reservation, can you please help me in cancelling my reservation?
user
Ok, please help me with your name so that I can help you easily.
assistant
I am Brian Perez.
user
 We are sorry to inform you that, we did not find any reservation against your name.
assistant
Ok, no problem. Thank you.
user
Thanks for contacting us.
assistant