List of reports scheduled within a time frame

Hi All,

I would like to get a list of reports which are scheduled within a time frame from BO and i tried with the below query which is not retriving me any results.

SELECT SI_ID, SI_NAME, SI_SCHEDULEINFO.SI_SCHEDULE_TYPE,

SI_SCHEDULEINFO.SI_SCHEDULE_INTERVAL_NDAYS, SI_SCHEDULEINFO. SI_SCHEDULE_INTERVAL_NTHDAY, SI_SCHEDULEINFO. SI_SCHEDULE_INTERVAL_MONTHS,SI_SCHEDULEINFO.SI_STARTTIME

FROM CI_INFOOBJECTS

WHERE SI_SCHEDULE_STATUS !=8  AND SI_RECURRING = 1
AND SI_SCHEDULEINFO.SI_STARTTIME >= '1/23/14 6:00:00 PM'
AND SI_SCHEDULEINFO.SI_STARTTIME <= '1/23/14 7:00:00 PM'.

Please assist.