SELECT
SemanaMes=cast(datename(week,GETDATE()) as int)- cast( datename(week,dateadd(dd,1-day(GETDATE()),GETDATE())) as int)+1,
CONVERT(CHAR(2),DATEPART(DD,DATEADD(WK,DATEDIFF(WK,0,GETDATE()),0))) +' To '+
CONVERT(CHAR(2),DATEPART(DD,DATEADD(WK,DATEDIFF(WK,0,GETDATE()),0)+6)) AS 'PeriodoDeDias'