She smiles and nods and flirts very very lightly.
Seeing him again and hearing him speak makes her realize that, while for a brief moment it may have appeared to the contrary, he was never hers.
But this time what she takes away is that she hopes that one day he can be someone’s, because she feels he deserves to accept love. And while she still wishes that the stars would align in just the right way, and that that someone could one day be her, she’d even like it to be just anyone, if that’s what it would take to make him whole.
She returns home alone, for the first time with her dignity intact, closes her eyes, and finally receives closure.