"Well, I've only been here a month or so, so not every face is familiar to me. Were you here for Halloween? I don't remember seeing you at the ball." Because despite enchantments and zombies and worrying after Amy, Rory had at least made a point of paying attention to faces. He could remember now in Leadworth when he had seen the faces of his patients up and around town just before the Doctor returned and outed the doppelgangers as disguises of Prisoner Zero. He was good with faces, not phenomenal but good, and he was certain this was the first time he was seeing her.
"And it's not hard to hazard a guess. But I take it from your response and general composure you're not new new. That is you're not just newly arrived. Here, let me start over," he said, remembering his manners and holding out his hand. "I'm Rory Williams from Leadworth."