How to make same one to like me more then friend?

i like that girl for more then 2 month ...but she only want to be my friend for now .......but i see her every day for lunch and txt me or call me every day for the past 2 month ,,and we go out all the time with her friend,,,we only kiss one time we were drunk ...and now i realy like her..but i can;t do anything abut it