Hello, I am Jason Miller.
user
Hello, how can I help you?
assistant
As my managed did not approve my leave, I would like to change my reservation.
user
Ok, please wait a moment. Let me check.
assistant
Ok, take your time.
user
Sorry Miller, I didn't find any reservation on your name to change your reservation.
assistant
That's ok, thank you.
user
Thank you for reaching us.
assistant
Welcome.
user