I need help?

this is the final time im asking but i dont know what to do i think i still love this girl and she sayd she loved me too but i havent seen her in a long time n i feel empty because i havent seen her n i reallly miss her but i dont know what to do.. one problem is she is a foster child so she was move around a lot n the last i heard she was in california but i have recieved no calls from her n i worry something ,ight have happened to her but i dont know please some advise or email me @ cool_attitude_cute@yahoo.com n please no stupid answers