DECLARE
@OD DATETIME,
@DO  DATETIME,
@TipSobe VARCHAR(6),
@KodaCenika  INT,
@Sezona   INT,

@p1 DATETIME,
@p2 DATETIME,
@p3 VARCHAR(6),
@p4 INT

SELECT
@Od = @p1, @Do = @p2, @TipSobe =@p3, @KodaCenika = @p4

so this would be the way to go ...?