Tata Cliq — voltas 3 star inverter a. c has not delivered

I have ordered votas 3 star ac on 11th oct 2018, through tata cliq app and it has to be delivered by 28th oct but still i didn't get any call regarding delivery. I raised a ticket ref id. [protected] through customer service but of no use. Please solve my issue soon

Product : - voltas 1.5 ton 3 star (Bee rating 2018) 183v czt copper
Order id:[protected]
Order placed: 11 oct 2018
Exp delivery date : 28 oct 2018
Gati: awb no:[protected]

Please look into this issue and solve it asap