How do you floss your teeth?
user
I don’t need to floss my teeth, I have healthy gums and there are no sharp points.  How do you floss your teeth?
assistant
I'm asking how humans can floss their teeth
user
Humans have hands, so they can use them to do things like flossing their teeth
assistant
How do you floss your teeth?
user
I don’t need to floss my teeth, I have healthy gums and there are no sharp points.  How do you floss your teeth?
assistant
I'm asking how humans can floss their teeth
user
What are the details of this flossing that you can't do?
assistant
How do you floss your teeth?