Hello.
user
Hello.
assistant
I am Melissa King.
user
 Melissa King. How may I help you?
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 Melissa King, just give me moment.
assistant
Sure.
user
 Melissa King, Sorry to inform that there is no reservation by the name  Melissa King.
assistant
No problem, thank you for the information.
user
Thank you for approaching us.
assistant