Hello.
user
Hello, how can I amend you?
assistant
 I want to change my recent reservation due to office work that my manager did not approved my leaves, so can you please change it?
user
Sure. I am here to help you.
assistant
Thank you.
user
May I know your good name to check reservation?
assistant
Ok, I am Steven Anderson.
user
Please, hold on.
assistant
Sure.
user
Thank you for being patience.
assistant
Ok.
user
I am here to inform you that,  there is no active reservation on your name to change it.
assistant
It's ok, thank you for your kind information.
user
Thank you for approaching us.
assistant