Giving Karyn a way to communicate.
"I wish that women can speak telephatically (since they don't have a normal mouth anymore) to express their thoughts to other" Says and waits for the ring to do its thing.
Karyn immediatly says "You jerk, why did you do this!? You idiot."
"Because it was fun to see your reaction, haha. " "I'm feeling quite hungry, want to go out and eat?"
"Karyn slumped her shoulders, sighing, and says "Let's do this, what else can I do?"
John speaks "That's the spirit, but first let's change those clothes. I wish you're wearing more casual clothes" And with these words, Karyn's office clothes morphed into jean trousers, a pair of sneakers and a white T-shirt.
After that he wished them away to a restaurant.