Question about becnhing and weight lose?

first dont leave any websites ill report u... im trying to lose weight if there anything tht can peed up the weight lose i only need to lose 20 mor epounds will benching take the rest of the fat and turn it in too muscle and when i lose the weight how do i fill in my body to me biult and look good not bonney or not have a tone of upper body muscle how can i even my body out from neck to waist with muccle not all upper body i want to fill in were the fat was werre ur abs go to look good