"Pretty sure you're my first ghost. So that's fair. But one of my teachers back at Dragon Hall is famous for his... friends on the other side. Ghosts and the like. Just wanted to make sure you're not one of his." But since you could be lying, she will be keeping an eye on you...

"Fairies here... are more common in Neverland, but some do exist this far south..." You're talking to one, after all.