bad service

I've registered with rosebank college sometime this february, i was accepted and all but, this previous monday, i was called and told that the chosen course was unavaible and thats was after ive, asked student advicer about the course, so i could make informed decision,only after weeks, i am then called and told, the course i chose is unavailable .i've send an email with a contract of new course ,still no respose, im disappoited and worried about acardemic year already. dissapointing im thinking of requesting a refund