How could she be confusing him? All Sarah wants to do is take care of him for as long as he's in her home, he's her kitten. ...And even if he leaves, she will still drag him back to her home to take care of him. Besides! His attention should be on his food, not her!

"I am fine." And just for emphasis her ears are pointed upward just to assure him. If her words won't do it, she'll pull back from him and gesture to the plate on the table.

"Go on and eat, your food's getting cold."