[ Not only is his face unfamiliar, his gesture is too. A little wrong-footed, she tentatively makes an attempt at mimicking it - it seems a gesture of greeting, and that's usually what one does with those.
It takes a moment even to understand him. She's never heard anyone speak in such a way. ]
Oh - yes, of course. Please.
[ She steps marginally closer, signalling her willingness to follow. ]