WiLL SOMEONE PLEASE ANSWER MY QUESTION?? I ASKED THIS SOO MANY TIMES!!?

our school is gonna hav this athletic banquet and im gonna ask this girl i like to be my date for it. i plan on askin her out to get a snow cone or something then as her to be my date. but i want to tell her how i feel bout her first and i dont want the only i hav to say is "i like u". it seems kinda short, any advice on wat else i can say??