Hi, I am Helen Roberts.
user
Hello Helen Roberts. How can I support you today?
assistant
I want to change my existing reservation as my meeting got postponed. Can you help me out with it?
user
Sure, we are here to help you. Please stand by, I will examine and get back to you.
assistant
Sure.
user
Thank you for waiting, we did not find any reservation according to your name.
assistant
OK. Thanks for the information.
user