What’s the Difference Between “能(néng)” and “会(huì)”?

Allen and Peter are discussing their plans for tomorrow.

Nǐmen míngtiān zuò shénme? Allen:你们     明天       做     什么? What are you guys going to do tomorrow?

Wǒmen míngtiān qù tī zúqiú. Nǐ ____  tī zúqiú ma? Peter:我们        明天      去 踢 足球。你____ 踢 足球  吗? We’re going …