Ron nodded when Hermione said she was done. "Okay, I'll come find you later." He promised his wife, squeezing her hand briefly. Hermione needed a little space and Ron could give her that while he spoke to Rose.
And then he turned his gaze on his daughter. "You, however, don't get the option of going to your office." He said, giving his daughter a look that said he wasn't going to accept no for an answer. "Come on, we're taking a walk." He said turning Rose toward the door.