Incorrect stock information given

Called house and home Pavillion on the 4-01-2018 to find out if they had stock of a Defy fridge i had seen on the internet the sale lady confirmed that she has stock, i went to the store at around 16:00 to make the payment for the fridge only to get to the store and find out that theres no stock, the sales lady Beverley confirmed that she is getting stock and agreed that the fridge will be delivered on the 5-01-2018, still no fridge recieved and paid cash for it.