Kolors — I want my money back

I joined kolors in June month and I paid 30k...iam working women I already told that I can't come daily I will come to treatment in Sunday's...they said okay and told that I will have 30 sessions so that I paid amount...now they are telling that ur treatment period is over...ur treatment is 180days..those 180 days completed...I went only 9-10 sessions...I didn't lose 1/2 kg also in those 9-10 sessions...I want my money back