Hello. I am Jeffery Hernandez.
user
Hello, how may I amend you?
assistant
I need to change my existing reservation due to postpone of my conference.
user
Sure, I am here to help you. Please wait for a while. Thank you for waiting.
assistant
Sure.
user
Sorry we did not find any reservation against your name.
assistant
No problem, thank you for the information.
user
Thank you for approaching us. Have a good day.
assistant