Reliance Communications — data pack is activated but still money deducted from main balance

Ussd *129# provides special offer to reliance gsm customer. I m also a gsm customer so i checked out for latest offer available for me. It was showing that at recharge of 154 rs i will get 1gb daily data for 84 days so i recharged my number by that pack on 15sep2017. I got the confirmation message for the same instantly. I had 230rs in my main balance and also 1gb data daily pack was also available. So i start using data on recharge day everything was fine but next all my main balance was duducted but still my mobile data balance was available that is 1gb but still the money was deducted from my main balance. Now i want to complaint about this problem to customer care but from last 3 days. I continuously trying to call them but the call is not connecting to any of customer care representative. I want solution of this problem soon. Pls help ne solve my problem