My Flower App — I have ordered flowers and there's no delivery and no refund

Address:	289, Sector-63, Near Fortis Hospital, Noida - 201301, India
Website:	www.myflowerapp.com

I called them and they're not responding
their phone numbers are ::
manager number : [protected]
employee sonam : [protected]
she assured us that she'll refund me through gpay but none had lift the call afterwards