Help me

well u c me and my x brokeup and we were bestfriends after that and then we stoped talkin and i got a new gf so i was over her and when she called me everything started to come back to me and i really like my x again and i dont know what to do like my new gf and i r goin out and all but it feels like just a friendship thing and i dont know how to tell her but i also dont know how to tell my x that i still like her and i dont want to jump into things with my x again like we started goin out and we were not even friends to c how eachother were but i still wanna be with her and i dont thik i will ever got over he bc she cared about me more then anyone ever could she was the best and i really like her still but i dont knoe if we will ever go back out i hope that we will and everything wil be better this time bc i would do things differently pelease help me