Just a little. [ Her smile is genuine if admittedly as confused as one might expect, a tad on the apprehensive side though not for the woman she's talking to. Perhaps it is a dream after all, which would explain the likeness to Emma who's since become a rather major factor in the lives of everyone in Storybrooke. ] But it's nothing for you to apologize about. Really.

Ah...you mentioned you've been mistaken before. Did you mean...today, if you don't mind my asking? And..for the same person or for someone else?

[ She could cut to the chase and simply ask: is there anyone else here I might know. But that's not something a stranger would be aware of anyway, so she steps around it. ]