[In reaction, seeing some of the gawkers in the corner of his eye, he makes offended faces at them in the hopes of shooing them off, but John, ultimately, takes up the whole of his focus when he hears him speak. He follows him up, quirking a brow at first at the mention of flight, at first in incredulity, but then decides to trust what he said as truth.]

Really?? People in my world can't fly at all! At least, not without sitting in an airplane. And jumping from one person's roof to the next isn't the same thing.

Is it anything like those flying dreams where you feel the wind around you and everything?? Like, whooosh??

[Despite his best attempt not to, he can't help but get excited, and animatedly, though briefly, throws his hands upward into the air as if he's a caped superhero.]