Thanks. When i apply this formula:
(
if dayofweek(currentdate) = 2 then
{@Reported Date} IN DATETIMESERIAL(DATE(CurrentDate - 3),TIME(8,30,00)) to_ DATETIMESERIAL(DATE(currentdate - 1),TIME(8,30,0))]
else
{@Reported Date} IN DATETIMESERIAL(DATE(currentdate - 1),TIME(8:30,0)) TO_...