How To -one Stored Procedure Select From Insert Into With Same SN

hi need help do this
i have table that generate Serial
i get the code from this link
http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=2734123&SiteID=1

and i must to get the same sn + date
so whan i do this


Code Snippet
select * from tbl_1a
WHERE (CONVERT(DATETIME, CONVERT(VARCHAR(16), dateinb, 120)) = CONVERT(DATETIME, CONVERT(VARCHAR(16), CONVERT(DATETIME, '05/05/2008 14:51'), 120))) and sn=0000009
select * from tbl2_2B
WHERE (CONVERT(DATETIME, CONVERT(VARCHAR(16), dateinb, 120)) = CONVERT(DATETIME, CONVERT(VARCHAR(16), CONVERT(DATETIME, '05/05/2008 14:51'), 120))) and sn=0000009

i get the current state DATE + SN


i need to insert into other 2 table this Serial+date like this
--need help fix this code




Code Snippet
DECLARE @sn
DECLARE @date
set @date =Getdate()
-- insert 1 new records tb sn
INSERT INTO ConfirmationNumber([ConfirmationDate])
SELECT GETDATE()
---select last value sn
set @sn = SELECT top 1 SequenceNumber FROM vw_ConfirmationNumber ---- get the last sn
order by SequenceNumber desc
--insert into tb1
insert into tbl_1a (fld1,fld2,sn,date)
select from tbl_2a fld1,fld2,@sn,@date
--insert into tb2
insert into tbl2_2B (f1,f2,date)
select from tbl2_1B f1,f2,@sn,@date




TNX