Gujarat State Road Transport Corporation [Gsrtc] — Delay bus no proper reason

I am traveling mahuva to Ahmedabad (*GSRTC m-Ticket*MAHUVA to AHMEDABAD GITA MANDIR BUS trip code:0730MHVKSNEXP51PNRNO/OB:G56388516, GS23277771 DOJ:[protected], :07:30:00)
This bus starting point at mahuva yet leave 15 min late after that they fill fuel and stop many points, bus reached bhavnagar at 11 am ( 1:30 hr late ) ..due to this irresponsible behaviour my train would be left out from Ahmedabad...this dealy only cause by the staff..plz do needful