How to convert MSD axapta date to sql datetime in query

How to convert axapta date to sql datetime in query

 str sqlstr;  
 sqlstr =  "SELECT * FROM LedgerJournalTrans WHERE DATAAREAID=‘ "  
              + curExt() + "‘ "  + " AND CreatedDate<CAST(‘ "  
              + date2str(str2date(’22/02/2006′,123),321,2,3,2,3,4)  
              + " ‘ AS datetime) "  
              + " AND CreatedDate> CAST(‘ " + date2str(str2date’20/02/2006′,123),321,2,3,2,3,4)  
              + " ‘ AS datetime) ";  

CurExt() is a method to get current company. you can sql query in axapta and you can convert date to datetime in query as mention above/