Prasanna Travels — not received my refund yet

I took a mumbai to pune ride on 9th of june 2019 from borivali national park highway of rs.400.. Then aftr a hour bus stopped somwhere on the road and i awaited around 2 hrs bt dn too new purple bus did not reach... And also that driver told us that u can go self n ull surely get the refund back soon.. So i took another volvo from that point of rs. 300 and reached pune.
I called so many executives but they refused to refund my money and some made excuses.