Maharashtra State Road Transport Corporation [Msrtc] — suddenly change bus ac to normal bus

Address:

Room no 73/a, Dharavi indira Nagar opp new police station dharavi, 400017

I m booking for online shiv shahi bus mumbai to shirdi on 23/07/2019 (3.30 pm parel depot). My pic up point is sion. I call every half hour parel depot about bus status no one given me proper ans finally bus reached sion around 4.40 pm but that time i m very shocked bcs coming bus not shiv shahi this is normal semi bus without any information for change the bus. But i pay ac bus fare. Then i ask for conductor mr g mungale and driver mr b garud his not given me any answer. So i m very frustrated msrts and i personally requested all maharashtrian people don't go msrts bus services very chip services.