Hi.
Hello, how can 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 name?
Barbara Clark here.
Ok, wait for some time.
Ok.
Thanks for waiting there is no reservation found on your name.
No issue, Thank you for the information.
Thanks for approaching us.