From http://www.chick-fil-a.com/oakwoodcenterOrder Food

Menu
If there is a discrepancy between the establishment's online price and the price at their business establishment; the latter shall be considered the correct price.

Chick-fil-A Menu

197 Westbank Expy, Ste 1685, Gretna, LA

Fast Food Restaurant

(504) 368-1953