last night mistake

Me chandan, yeaterday night my girl friend....... hurted by me, but my intention is not bad, i love her, but i don't know. why i phone chat with other girl, she tryed my phone, it is still busy, she weeping when i picked her phone, she has a huge list of my mistakes & i agree, i am gatiya man, ganda aadmi & so many bad things... , now i realize realy its my big mistake, i never forget coz i love, i don't know whwt i do 2 convience i am changed, i dont have any idea, main pagal ho jaonga.. sayad mare ghar walon ko ye pata bhi nahin but main uske bagairnahi reh sakta, mujhe apni galtiyon ka eshass hai, woh ladki mare karan udas nahi reh sakti, she is beautifull, innocent, quit, aur mujhe koi haq nahi ki main use rulaon, pls god give me death or my ........, i can't live without her, woh mare khoon main basi hui hai, main uskebagair maar jaonga... pls help me.