Indigo Airlines — Rude behavior by ground staff

Rude behavior by ground staff - "avnesh" at banglore airport on 19 jul 16, flight 6e 509, boarding time 5:20.Instead of requesting politely, mr. Avnesh pointed fingers at me, shouted at me and mis-behaved. However air hostess came later for apology. Kindly train your ground staff to be nice with customers and not to treat them as prisoners / slaves.