Vodacom online deals not availible.

Vodacom advertise online deal for the following: Apple MacBook Air 13-inch 256GB (Apple M1 Chip) + Apple iPad 10.9-inch wifi + Cellular 64GB for R1,099PM > when I apply the agent indicate they cannot assist me they do not have stock. I wanted to get this deal for my son for his study's. how can they still advertise the deal when they cannot deliver? this is false advertising, the advert is still availible on line I want this deal they will deliver