AA 4643 then 7L 789 at O'Hare
Norfolk → Chicago → Baku
Timetable, Chicago time
13:52AA 4643 from Norfolk at the gate
10:007L 789 to Baku leaves the gate
20 h 08 apart on the timetable, overnight
7L 789 leaves 20 h 08 after AA 4643 arrives on the timetable: more than half a day, so not a connection we count.