What are the best acting classes in la for acting/singing/dancing?

hi my name is madasin i am a 15 year old who wants to beceome a dancer/actress/singer i alreayd take acting lessons and have a agent i live 2 hrs away from salt lake city utha thats where i got to acting classes but i am not sure about my agent /teacher she had my parents pay 1000 dollars for acting lessons which i guess is a resoniable price but now she wants my parents to pay 400 dollars to get onto her website shes a agent in L.A. so she says she can talk to directors producers and directors from la to get the perfect actor cuz they see your picture and face and look ext it sounds kind fishy but idk. .. anyway i have been doing acting since like i was 8 to like 11 and then i left it and hten when i was 12 or 13 i started to get back to acting and was becomeing serise and started doing plays and thater performances but the thing is i live in a small town where the popullation is around 2,500 people its fairly small and they dont have any school productions or community theater so its harder for me to get into tht stuff cuz we only have a play house that only dose around 3 theater plays a year or so so not much opertunites in school we dont have any drama clubs plus the people who do plays the directors dont know much about it their to laid back so its hareder to see what u have to improve on cuz u dont know what you did wrong but i have traveld far to sing.dance,and act and put on shows i love performing i just feel like its home i love intertaning people i have done solos in dance and singing also i am in a swing choir where they sing and dance so i have some experince but i want to get better so i am looking for the best acting camps in la for the summer that includes acting/singing/dancing not just one or the other but all of them i want to go to socopa but the dates are way to stricked and its around 4000 dollars for 2 weeks just for acting but i want all three of the arts i have looked at socopa and then camp brovo and california state summer school for the arts but since i am not a california resident i have to pay 5000 dollars instead of 1400 thats so stupied but idk if its to late to register i hope its not i really hope its not late do you guys know? i am just trying to look for a great camp to go to and that its not to late to sign up or register so if you guys could help that would be amazing oh and i have to be back to school by augest by hte 22 of march just plz i am begging for your adive and help it would mean the world to me if you guys can share your adive or schools thank you guys so much :)