More Mega Store — product was in offer and and i didn't get it in offer prices

Address:

Indore, Madhya Pradesh

i brought a set wet vertical hold hair gel in selves there was prices tag of 83.5rs but as go to counter it was sell to me at 88rs when i show the cashier that there is a prices tag of 83.5rs than i should get for 83.5rs as per prices tag in shelves