Hello.
user
Hello. How may I assist you today?
assistant
I want to change my existing reservation, my music concert got postponed. Can you please help me out with that?
user
Sure, may I know your name?
assistant
Ok, I have reserved it on the name of Mark Wilson.
user
Sorry, there is no reservation on your name.
assistant
Oh! I think the ticket was not booked due to server issue.
user
Thank you.
assistant
Anyway, thank you for checking.
user