"It's the place they're most familiar with," Benjamin agreed when Sara suggested Ray's room. 
If Sara had done so many different errands, people wouldn't find it suspicious if she'd claim to be on an errand for someone... that could be useful.
He stepped into the corridor and looked around before heading in the direction of Ray's room. He needed to visit Ray as well, he was worried about her. Rushing to her immediately wasn't smart and he hated how he had to think about all of his actions because of the watchful eyes of the staff.