Reliance Trends — Not given Exchange

Address:

Kolhapur, Maharashtra

I have Purashe trouser on date[protected] AT Kolhapur Reliance Trends ...
The price of trouse 1500 / Rs they gave me 50% on that amount ...
But When I take at home I realised that by Mistake they I given Me 32 Size ...But I want 34 Size...
When I went to Exchange they are not given Me ...& not Given me proper answer also...
So If they Are not Giveing me my wanted Size Then what is o[censored]SE of that trouser so ..want my size...or Money Back