CyberCubed
Yeah, ok!
Has any girl acted positively towards his aggressive flirting? You'd think with every 30 he hits on, at least one of them would like him.
There were a few, but they're only one-shot characters.
A girl during Johto in the same ep about that crybaby Marril, then Lucy the Frontier Brain in Battle Frontier, and Holly in DP.
Sadly, most of those girls are only in one or two eps and never return. You could also add Suzie to the list, but we'll never see her again either.