What do I do about rough knees?
user
Oh, is there something I can help with?
assistant
I want my knees to feel smoother
user
You want to have smoother knees?
assistant
What do I do about rough knees?
user
Oh, is there something I can help with?
assistant
I want my knees to feel smoother
user
I think that’s great.  Do you want to give me a little more background on what you mean by “rougher”
assistant
What do I do about rough knees?