Hi.
Hello, how may I aid you?
 I made a reservation earlier this week to give a seminar, but my seminar has been postponed. Can you please help me in changing my reservation?
Sure, we are here to help you.
Thank you.
May I know your name?
Gregory Perez.
Please be on hold for a while.
Ok.
There is no reservation found on your name.
No issue, Thank you for the information.
Thank you for choosing us.