pivot with header and details

I need to display data from both header and detail, details has to come from other table also

--CREATE TABLE
----------------- 

CREATE TABLE [dbo].[Table_Dept](
	[DeptId] [int] NULL,
	[DeptCode] [char](2) NULL,
	[DeptName] [nvarchar](100) NULL
) ON [PRIMARY]
 

CREATE TABLE [dbo].[Table_Detail](
	[Header_ID] [int] NOT NULL,
	[Name] [nvarchar](50) NOT NULL,
	[DescValue] [nvarchar](max) NULL
) ON [PRIMARY] TEXTIMAGE_ON [PRIMARY]
 
 
CREATE TABLE [dbo].[Table_Header](
	[Header_Id] [int] NULL,
	[UserName] [nvarchar](50) NULL
) ON [PRIMARY]


--INSERT DATA
----------------- 


INSERT INTO Table_Dept (DeptId, DeptCode, DeptName)
VALUES     (1, 'HO', N'Head Office'), 
  (2, 'BO', N'Branch Office'),
  (3, 'RO', N'Reginal Office'),
  (4, 'SO', N'Sub Division Office')
  
  
  INSERT INTO Table_Header
                      (Header_Id, UserName)
VALUES     (1, N'Ravi'), (2, N'Gopal'), (3, N'Deepa')


INSERT INTO Table_Detail
                      (Header_ID, Name, DescValue)
VALUES     (1, N'ListNumber', N'1005'),
(1, N'PhaseCode', N'AA'),
(1, N'DeptCode', 'BO,RO'),
(1, N'City', 'Bangalore'),
(2, N'ListNumber', N'1006'),
(2, N'PhaseCode', N'AB'),
(2, N'DeptCode', 'SO,RO'),
(2, N'City', 'Delhi'),
(3, N'ListNumber', N'1007'),
(3, N'PhaseCode', N'AA'),
(3, N'DeptCode', 'HO'),
(3, N'City', 'Mumbai')


--EXPECTED RESULT

ShanmugaRaj