Bad service

I had the worst experience as my order was wrong instead of receiving the 1.8kg formula I received a 400g which was supposed to be corrected last night and because of this my baby didn't have milk for the whole night and was promised by a manager Randall that it will be sorted but wasn't and when I placed my order it didn't arrive either still leaving me without milk for baby and when I called about 6 times each agent said they would help but never did. Service is beyond pathetic