Lee was mostly people watching when someone called out his name with a French accent. To his limited knowledge, there were very few French women around, especially those who had that blonde, definite edge that it took a moment to remind himself was veela. He remembered the Delacours being at Hogwarts -- that had been rather unforgettable, really.
As this was the younger, he thought, he could pretty much guess that it was Gabrielle.
"Hello. Gabrielle, right?" he asked with a broad smile at her. Best ask than accidentally be wrong.