DL 1147 then AA 3695 at O'Hare
Atlanta → Chicago → Bismarck
Timetable, Chicago time
10:25DL 1147 from Atlanta at the gate
09:59AA 3695 to Bismarck leaves the gate
23 h 34 apart on the timetable, overnight
AA 3695 leaves 23 h 34 after DL 1147 arrives on the timetable: more than half a day, so not a connection we count.