Hi. I am William Phillips.
user
Hello, how may I help you today?
assistant
I have made an earlier reservation to attend for a seminar, due to some issues my seminar has been postponed. Can you please help me in changing my reservation?
user
Sure, please wait for a moment.
assistant
Sure.
user
Sorry, there was no reservation found with your given name.
assistant
No problem, thank you for the information.
user
Thank you for opting us.
assistant