Which college? which study? what major?

ok.. soo... i want to do something in istance. maybea persona istant. or a manager of some sort fora big companny.. in new york.. what shouldi study/major in?? in new york.. and basked on what i need to study. which college/university shouldi go to? i mostly wanto be in manhattan/new york city... soo..:D any help... i was thinking about being a financial managaer.. maybe even an events coordinator.. when my mom scard me to death... she said that if i miscalculatd something i could go to jail.. for embezzelment or somehting like that.. :Dso.. im very organized. really good at math..im an A student..i want a job with good earning..i want to work fr maybea fashion magazine... and how do u get internships? i no. alot of questions. but im so confused..all i know for sure is tha iwant to be in downtown manhattan.