Hi.
Hello, how may I help you today?
 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 good name please?
Shirley Hall.
Please wait a minute.
Ok.
Sorry, there is no reservation found on your name to change.
No issue. Thank you for the information.
Thank you for choosing us.