India Post — complaining about postman

Address: New Delhi, Delhi, 110025

Hi sir, iam simon darnal living in new delhi, my percel is arrived here on 30th august 2017 and its showing delivered in new friends colony and my address is jasola, new delhi. I went new friends colony post office many times but they always say tomorrow tomorrow, i dont know why they dont want to give my parcel. And whenever i go there that post man is always drunk, his name is rishipal. Post master said that my parcel is in rishopals hand go and collect from him but he always make excuses he always say i am searching, i will deliver tomorrow its 22 days till today i didnt received my parcel, sir please help me what to do?