Which bike should i buy

Hello everyone i am planning to buy a bike i like sleek and stylish bike with powerful engine by body physique is height 5.4 and weight 55 i am planning to buy Gixxer 250 naked version My choice is like dominar 250 Duke 250 i don't like bulky bike And i wanna buy a bike which help daily in my job and sometimes long ride like 500 km ( sometime) i like dune but don't wanna buy to chapri tag please suggest me one good bike