The context of the following conversation is Ash was very lazy and Riley ended up have to do both their shares of work.:
Riley says I'm getting tired of working with Ash. I had to do all the work earlier today even though Ash was supposed to help out..
The friend responds Why couldn't Ash help with his fair share of the work?.
Riley responds There was no reason. He's just really lazy..
The friend responds You should avoid working with him in the future. He sounds like dead weight..