Hello, I am Richard Miller.
user
Hello, how may I aid you today?
assistant
As my manager did not approve my leave, I would like to change my recent reservation. Can you aid me with this?
user
Sure, please wait.
assistant
Ok.
user
Sorry, no active reservation was found with your name.
assistant
That's ok, thank you for checking.
user
Thank you for reaching us.
assistant
Welcome.
user