Hello.
user
Hello, how may I amend you?
assistant
I need to change my existing reservation due to postpone of my document verification in my office. Could you please help me with changing my reservation?
user
Sure, may I know your name to check in the reservation list?
assistant
My name is Andrew Brown.
user
Sorry, there is no active reservation found in your name.
assistant
Not a problem, thank you for the information.
user
Thank you for approaching us, hope to serve you again.
assistant