instruction: I need to know when 145 and 630 will be as I need to get going by 5:00 P.M. if I want to be to work on time .
response: SELECT DISTINCT course_offering.end_time, course.number FROM course INNER JOIN course_offering ON course.course_id = course_offering.course_id INNER JOIN semester ON semester.semester_id = course_offering.semester WHERE course.department = 'department0' AND (course.number = 145 OR course.number = 630) AND course_offering.end_time < '17:00:00' AND semester.semester = 'WN' AND semester.year = 2016