well guys... thanks for your responses.... it turns out that we dont need to buy an insturment after all...
he wouldnt let her play the clarinet as he had 16 kids out of 44 that wanted to play the clarinet... he was trying to force her to play the french horn.. not gonna happen... she tried the tenor sax and nope it didnt work either.... soooo she tried the bass clarient.......lucky for me... she could play it.. and the best part yet!!!!!! The school has one.... so i dont have to buy anything but reeds!!!!!!!!!!!

I want to thank you guys again for all of yor responses.... i was thinking closed minded. Your solutions helped me for the next time i am in a crunch!! thanks