DL 2894 then OO 6045 at O'Hare
Atlanta → Chicago → Grand Rapids
Timetable, Chicago time
12:20DL 2894 from Atlanta at the gate
11:45OO 6045 to Grand Rapids leaves the gate
23 h 25 apart on the timetable, overnight
OO 6045 leaves 23 h 25 after DL 2894 arrives on the timetable: more than half a day, so not a connection we count.