I'm a 19 year old girl, looking for accommodation in Berlin

Hey! i'm a 19 year old female, who gratuated high school this summer. i'm taking a gapyear before applying to lawschool. people usually describes me as a sweet, smiling, positive and helpful girl. i often do voluntary work and I love to help people who's in need. Rigth now i live in Denmark in my own apartment with two roomates, so I know what's like to take responsibility and live in a roomate community. 

I'm seaching for a room I can rent for 12+ months. I would love to share an apartment with some roomates.