Goods not received

I made an order online from Woolworths. The order was suppose to be delivered Saturday the 7th of August between 8am and 1pm. The morning of the day I re an sms saying my package will be delivered to me soon. Till this day I still do not have my package and there is no communication from the store about where my package is and their site isn't indicated whether or not my order is still with them or not.