"Oh, right! Take your time," she said, getting more used to the idea of someone she knows seeing her working. It helped that he didn't seem to consider this odd after the initial surprise. "If you need anything, just let me know. I haven't...really gotten the hang of reading customers yet."

Which was odd for her to say, but she had long ago decided that reading patterns in your average person's behavior was impossible compared to knowing how a machine was going to maneuver if you fired at this particular point. Although she generally got it when people put down their menus and started looking bored already, at least.