Indian Railways — non function of ac of train no 01711 coach b1 dated 08.05.2018

Address:

Darjeeling, West Bengal, 73401I

My family has boarded the above train, the ac has not working from originating station.
I tried to approached to drm danapur div and drm jabalpur, even sr divisional engr. No action taken by them. This i am writing this when no option left. Now this time at 2300 hrs passed train is reaching begusarai (Bihar) the now images passenger pathetic state in this peak summer, with out fan and even air. Please take against responsible official and resolve the problem of ac immediately and take stern action against them