Hi.
user
Hello, How can I support you?
assistant
I want to change my existing reservation. Can you please help me in this?
user
Sure, may I know your name please?
assistant
I am Karen Johnson.
user
Please wait for a while.
assistant
Ok.
user
Sorry, we do not found any active reservation with your name.
assistant
Not a problem, thank you.
user
Thanks for approaching us.
assistant