Ophelia was used to the slightly off responses she got to her statements sometimes. She tended to not be clear on things on the best of days and so confusing people was common for her. She let it pass though- it wasn't that important.
She watched quietly as he cleaned off her shirt. While she wasn't terrible at household spells it certainly made it easier if she didn't have to do them. She smiled faintly when he was done, taking the shirt back into her hands. She would change in a moment, after they ordered what they wanted and she paid. A nod was given at his suggestion. Chocolate cake might be good and she could get a few pieces so she could take some to Orestes too. That might be better than the cookies she had planned to buy. Cake was denser and more filling, which meant they wouldn't have to go down to take food nearly as often. "Thank you."