What instrument should i play? Flute? Violin? Trombone?

OK! i currently played clarinet, but i REALLY want to switch, my family cant afford all of those reeds, (its like, $7.00 4 just 3 reeds!) and i get a headache every time i play cause u haf 2 use sooooo much air! at first, i was thinking trumpet, but i dont no. then all my frinds play flute, so i thot of tht, then at a band comp, i saw a beautiful 6th grade orchestra, so i thought violin because thats what my grandma played, but now im thinking trombone, and some peeps on my grandpa's side played that, but i was hesitating because im a girl, but i no tht it doesnt matter, and im pretty small too (not even 5 foot) 4' 9" and in going into 6th grade! and i held a trombone b4, and its preeeetttty heavy, but i dont really care! and now im thinking trumpet again but i dont know!!!!!!!!!!!! PLZ HLP ME! PLEASE HELP ME! S.O.S!!!!!!!!!!!!!