Puthedan Holidays & Resorts — refund of my booking amount

I booked the kerela tour through puthedan holidays three month before for jan month date (12/01/2018 to 18/01/2018 but i cancelled my booking two month before and asking for refund of rs 20500/- but company not refund my booking amount till date 25/01/2018. His details reg no : u74900ka2015ptc078598
Tan no : blrp16485a
Pan no : aahcp9897n as per invoice