Bad service , I have...

Bad service , I have ordered food on the 2and September, then I received a message saying driver is outside, I went out and waited for long,there was no driver, then I received a message again saying driver is at store they are having many orders for the day, I waited again, later I canceled The next day I contacted them about refund, which they said it takes 3_7working days,until today I have not received my refund, this is bad and inconveniencing my life,I'm on wheelchair I thought their app will make my life easy Maki masetenyane *** Order number ***