[Oh??? He looks a little caught off guard by that, actually-- isn't this supposed to be the part where this guy's all "wait, no, I didn't mean that"? This is absolutely not the continuation he was expecting.

So good job, you've got one flustered nerd with no idea why this is happening.]

I-- yes? I mean, I wouldn't mind at all, that's, um, very nice of you to offer--

[He's making an effort give him a second here.]

But I couldn't let you do all the work or anything either, y'know? I could probably help.