If i just do cardio disc on p90x program will i lose weight?

my doctor tells me im not overweight but im not happy with how i look if i just do the cardio disc for and jump rope for 30 minutes or two cardio disc a day will i lose weight i just want to lose weight i dont want to gain any muscle or abs i just want my stomach to be flat will this happen if i do this 4 5 days a week