Girls only. should i try to get my girl back?

So me nd my girl broke up saturday nite cuse she had kissed another boy we only been goin out for a month bt we both in love she didnt wana break up wit me bt we broke up anyway i try talkin to her bt she kept on cryin idk if i should try to talk to her agian cuse its botherin me nd.im pretty sure its botherin her sould i jus give her time to think or should i try to talk to her agian or will she come bac on her own