instruction: Between 9:00 and 1:00 , what is available for section for ECON 452 ?
response: SELECT DISTINCT course_offering.end_time, course_offering.section_number, course_offering.start_time FROM course, course_offering, semester WHERE course_offering.end_time <= '1:00' AND course_offering.start_time >= '9:00' AND course.course_id = course_offering.course_id AND course.department = 'ECON' AND course.number = 452 AND semester.semester = 'WN' AND semester.semester_id = course_offering.semester AND semester.year = 2016