I need help...

please help me... may ek ladki say pyaar karta hu aur woh bhi mujhse.ham 2 years se relation may hai and we are very happy . lekin unke side may ladkiyo ko bahut jaldi marraige kar dete hai.But even woh hamesha ghar may kehti ti ki mujhe itne jaldi shhadi nahi karni hai. lekin suddenly unke dady ko heart attack aagaya aur woh serious hoogaye .Aur abhi uske peeche padgaye ki shaadi karloo.She's ready to marry me rite now bt im not ready because im not setteled rite now.I just completed my studies and im working in a bpo from last 5months. bt i have many responsibilities meri ek choti behen hai aur my parents are tottaly dependent on me . may abhi uske dad ke pass ja kar baat karne ke liye bhi chance nahi hai because he is weak hearted .so i had convinced her a lot for de break up only fr my parents .And finally she agreed . please tell me am i wrong.....?????? and please also give me some suggestions ... please .....