Hi.
user
Hello, may I know how best I can help you today?
assistant
I made a reservation earlier this week to give a seminar, but my seminar has been postponed. Can you help me in that?
user
Ok, I can help you. Please let me know your name to modify your reservation?
assistant
Sure, Alexander Martinez is my name.
user
Sorry, we did not find any reservation on your name to modify.
assistant
That's ok, thanks for your instant response.
user
Thanks for reaching us, have a good day.
assistant