Non Delivery of products after full payment

Location/place: India

Name of company/service: Cakes2Ahmedabad.com

I procured 4 products online for delivery at midnight for a special occasion. Paid the extra charge for midnight delivery. Out of the 4 products only 2 products have been delivered at midnight and the other 2 have not been delivered at all. I have tried to reach Customer Care, but they are not receiving the call.I need my money back for the products which are undelivered