/// <summary>
 /// Executes the accept command
 /// </summary>
 private void AcceptExecute()
 {
     try
     {
         service.AcceptOrder(ItemOrder);
         OrderList           = service.GetAllOrders().ToList();
         PendingOrderList    = service.GetAllPendingOrders().ToList();
         NonPendingOrderList = service.GetAllNonPendingOrders().ToList();
     }
     catch (Exception ex)
     {
         Debug.WriteLine("Exception" + ex.Message.ToString());
     }
 }