Hi.
user
Hello, how can I serve you today?
assistant
I made a reservation earlier in this this week to give a seminar, but my seminar has been postponed. Can you please change my reservation?
user
OK, i can help you.
assistant
Thank you.
user
Let me know your name to check your reservation?
assistant
I am Dennis Young.
user
I regret that there is no reservation found on your name.
assistant
Ok, thank you.
user
Thank you for opting us, have a good day.
assistant