Knowledge: Aerobic sport can give benefits like better balance and improve flexibility while swimming will assist in weight management and improve muscle strength in terms of advantages.

Conversation:
I like to swim even when I'm not very good at it.
Oh nice!  I know people swim for recreation, exercise, sport or even survival!  Some swim in salt water, some in fresh water.
Interesting. Do you know the benefit of this sport?

Response: Ah yes. Swimming has a lot of advantages like assist in weight management and improve muscle strength.