Hello.
user
Hello.
assistant
 I made a reservation earlier this week to give a seminar, but my seminar has been postponed. Can you help me to change my recent reservation?
user
Sure, please help me with your good name please?
assistant
Sure, my name is Jacob Adams.
user
There is no existing reservation found on your name. Thank you for opting us.
assistant
That's Ok, thanks for your help.
user