Swiggy — Wrong product delivered and no resolution given

I ordered Heena and milk and heena and received cold drink and bread and when I connected to customer care they say to wait for 6 hrs. I wanted my delivery in 18 mins not 6 hrs, why shall I suffer for your apps mistake, I even called the delivery boy he says whatever was handed to him he directly delivered simply means it's yours marts fault.When i connect them through help section no resolution was given