Well, at least something could be salvaged out of this insane conversation. She needed a good ego stroking at this point.

"Not Magic. Firebending. It's a type of martial art that only the truly special can master from my world." She took the ball of flame in her hand and snuffed it out before tracing her foot along the ground in front of her and making a light trail of blue flames which crackled dangerously for a moment before dissipating.

"It takes most people a lifetime of training to truly master all it's forms, but I've already managed it."