Hello, I am Sharon smith.
user
Hello, how can I assist you?
assistant
As my schedule of attending an guest appearance for an shop opening got cancelled. Can you please help me in changing my existing reservation?
user
OK, please wait for a minute, let me check and revert you.
assistant
Ok.
user
Thanks for waiting, there is no reservation with your name.
assistant
Ok, no issues. Thank you for the information.
user
Thank you, for reaching us.
assistant