Not Able to get Assistant days now by open xml

DECLARE @Payrollhandle int

DECLARE @Payrolldoc VARCHAR(MAX)=

('<Payroll StartDate="2013-10-30" EndDate="2013-10-31">

<Doctor ID="74962">

<WorkDays>

<Office ID="60101" Days="23"/>

<Office ID="60102" Days="23"/>

</WorkDays>

<AsstDays>

<Office ID="60101" Days="23"/>

<Office ID="60102" Days="23"/>

</AsstDays>

</Doctor>

</Payroll>')

EXEC SP_xml_preparedocument @Payrollhandle OUTPUT,@Payrolldoc

SELECT

* FROM

OPENXML(@Payrollhandle,'Payroll/Doctor/WorkDays/Office',8)

WITH (DoctorID INT '../../@ID',

WorkDaysOfficeID VARCHAR(10) './@ID',

AsstDaysOfficeID VARCHAR(10) '../../AsstDays/Office/@ID'

)

AS A