Zach opened his mouth to answer, and then hesitated. She was upset, holding a wand, and clearly knew some spells he couldn't defend against, despite Potter's 'training'. He hesitated a little longer and then pulled his own wand, just as insurance.
"I don't know, maybe try to get kissed? That's what it wants, isn't it?" he asked, wincing a bit on her behalf. "Shouldn't be that hard, pretty woman like you. Not that people would be falling all over themselves to snog a dangerous, wand-wielding woman, but if you asked nicely, I'm sure someone would come to your rescue."