What can I do for you ?
neutral
user
I ’ m returning these books .
neutral
assistant
Let me have them .
neutral
user
Here are all of them .
neutral
assistant
These books are two weeks late .
neutral
user
I didn ’ t have time to return them .
neutral
assistant
You ’ re going to have to pay late fees .
neutral
user
How much ?
neutral
assistant
25 cents a day .
neutral
user
25 cents a day ?
surprise
assistant
That means 25 cents for each late book .
neutral
user
That ’ s expensive .
surprise
assistant