Gujarat State Road Transport Corporation [GSRTC] — bus cancelled without inform us

I have booked 4 ticket on 19/01/2019 on gsrtc official site and our journey date is 20/01/2019 from gandhinagar to porbandar but at journey time bus came from sleeper and sleeper bus cancelled withiut inform us and bus conductor told : sleeper bus canceled by accident issue and take ticket again and your advance reservation payment is credit in your bank account but still today on 02/02/2019 (15 days) but not creding in my account.
I request you for check my complain status and revert me soon as possible and payment amount credit into my bank account.