Have you finished ?
neutral
user
Yes , but dinner was excellent
happiness
assistant
Would you like some of coffee ?
neutral
user
No , thank you . Check please .
happiness
assistant
Yes sir , one moment please . here is the check .
neutral
user
Here is the two dollars , will you bring me the receipt ?
neutral
assistant
Here is the change .
neutral
user
Please keep the change .
neutral
assistant