It's starting to get clear and he raises an eyebrow, interested. So her world has two forms of magic, then? Magic that takes... magicka, which must be energy, and then dragon shouts which are separate. Dragon magic. It sounds fascinating.

"Can you do the shouting?" It's almost certain he can't learn even if she can. He couldn't learn Hermione's magic, after all, and the thought makes him sad. All of this potential exchange of information will never come to be.

"Did a dragon teach you?" Because that would be even more impressive than dragon magic in his opinion.