its like 4am here, so sorry if advice is bad lol. but you really gotta build up the her attraction she has for you.
text her given her nickname or fb her:
u: hey trouble maker. wats up
her: blah blah u?
u: nm. just thought of u but animal kingdom ended :p
her: lol
u: haha yea. oh. you gotta stop btw
her: whut?
u:stop thinking bout me n smiling i can tell your doin it right now

her: lol
u: lol. so is my flirtting working?
her: (nothing, maybee, or) ha no
you: k. give it another 5 min

her: blah blah whatever

you: ha. so we gonna go to -wherev- so i can sweep you off your feet and game over or what?
if she flakes or says nah.
you: Its a shame that you keep passing up the chance to have fun lol. I guess I'll delete your number. Hit me back if you think otherwise.
might seem retarded but i mean shes leaving any way.
then when u with her say something like
u:you know what would suck more then u leaving
her: what?
u:not leaving without a kiss from me
her: -ha oh really,
u:lets find out (go for it)
-this is assuming things will work out my way lol