[If he'd left well enough alone, she would have continued on without recognizing him at all, or possibly even seeing him. But once he'd spoken up, there was no way she could pass him by - especially since she didn't recognize the voice now speaking her name.

Turning in that direction, she also wasn't entirely certain this was a man speaking... but she was mostly sure, at least. At least she only looked a little confused and not totally contemptuous?] I'm sorry, but have we met?