Mike ! Look at the floor !
surprise
user
What's wrong with it ?
neutral
assistant
What's wrong with it ? It's filthy !
neutral
user
Oh ...
neutral
assistant
It's filthy because you never wipe your shoes .
neutral
user
Sorry , love .
neutral
assistant
What are you looking for now ?
neutral
user
My cigarettes .
neutral
assistant
Well , they ' re not here.They are in the dustbin .
neutral
user
In the dustbin ! Why didn't you tell me before ?
neutral
assistant