Asterisk VPS Install (1102282)

I am currently looking for someone to help me with a project for school. I need to setup a callback system, with asterisk/trixbox, i need to include auto attentants, fax to email, and also multiple routes. from atleast 2 different providers. i need to have the ani, sms, web callback features. this system needs to support atleast upto 500 students. with call recording, crm, and also software for billing support. please help me. thank you