Hello, I am Christopher Adams.
user
Hello, how may I help you?
assistant
I made a reservation earlier this week to give a seminar, but my seminar has been postponed. Can you help me to change it?
user
Sure, please wait for a minute.
assistant
Sure.
user
Thanks for your time, no reservation was found based on your name.
assistant
That's ok, thanks for your kind response.
user
Thanks for availing our services.
assistant