Hi.
user
Hello, how can I help you today?
assistant
 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?
user
Sure, we are here to help you.
assistant
Thank you.
user
May I know your name?
assistant
Barbara Clark here.
user
Ok, wait for some time.
assistant
Ok.
user
Thanks for waiting there is no reservation found on your name.
assistant
No issue, Thank you for the information.
user
Thanks for approaching us.
assistant