Excuse me . Can you show me some nail-polish ?
neutral
user
Yes . We have all kinds of colors for it .
neutral
assistant
That's good .
neutral
user
What's your favorite color ?
neutral
assistant
In my opinion , orange is very nice .
neutral
user
Sometimes pink is not bad , too .
neutral
assistant
You're right . Well , just these two , please .
neutral
user
Thank you . Anything else ?
happiness
assistant