public void FromDateRange(AbsenceGridBuilder gridBuilder) { if (gridBuilder.CurrentGrid.FromDate != null && gridBuilder.CurrentGrid.ToDate != null) { DateTime fromDate = gridBuilder.ConvertToDateTime(gridBuilder.CurrentGrid.FromDate); DateTime toDate = gridBuilder.ConvertToDateTime(gridBuilder.CurrentGrid.ToDate); Where = ar => ar.StartDate >= fromDate && ar.StartDate <= toDate; } }