I have no choice other than sucide?

hi my name is V ...im from delhi finished my Be and now in US doing my MS,i have some problem my mother took me to my step father house when i was 16 @ that time we didn't inform to my father...coz of problem between my mom n dad....my father dont know that my mom is with some other guy.......we didnt contact my father after 5 years i contact my father and talk with i was very pitty after seeing him ...now he wants my mom to livee together but my mom is not accepting his req coz the husband is good for her...... at this time i got a love with a girl...... her family is very upper cl......they likes me very much they wants my family to come and speak about the marriage...but here no way..im trying to join my parents but no way .... my father is getting sick regularly. my mom doesn't care so what can i do..no in us i cant get a professional job coz to solve this problem im going to india regularly....i cant save money .cant concentrate in studies job love any thing im like a mad here...last week my father got my mom mobile num and scolded her..im dieing here ..i think suicide is the best thing for this within 2008 if the problems dont get solved i think suicide is the best choice....