Hi.
user
Hello. How can I help you?
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
Let me know your name.
assistant
I am Mary Martin.
user
Sorry, no reservation found by your name.
assistant
Ok, not an issue.
user
Thank you.
assistant
Thank you for your information.
user