It's times like this when he's reminded how little experience either of them has. He doesn't overly care how they do this as long as it actually happens. It didn't matter to him where or how it was, only that they both enjoyed it.

"Uhm- I'm not sure. I just want you to- maybe on my lap? If there's not enough room we could move, probably." They had been pretty well on their way to it when they started touching one another and been pressed up against one another. As he thinks it through, his fingers dip between her folds to tease her entrance. His other hand lifts her leg, hooking it beneath his arm as he moves in and helps her line himself up with her entrance. The fact that they have to decide how to do it leaves his cheeks flushed with embarrassment, but try he does.