Strange, nobody else is home. Maybe lickety lied about this place. You need to figure out how to approach her. You doubt waltzing in there and asking her to teach you magic will do any good, but it's a possibility. Maybe you could eat her and then enslave her, forcing her to use her magic for you
Although admitedly it wasn't what you were staring at, she was carrying a wand. Perhaps you could disarm her...