This thread fell to page 2? What am I paying you people for? Wait, I'm not any of you.
Anyway, here is some Zatanna/Barry moments.
Source: Unknown
Source: Justice League Vol 1 #110:
Source: Flash #198:
Justice League #187:
Source: unknown
Source: Infinite Crisis Fight For the Multiverse:
Yeah, she's been turned into a bad boy chaser of late but she went for straight-laced Barry Allen back in the Bronze age. A lot of people forget that.