AA 2155 then 7L 789 at O'Hare
Hartford → Chicago → Baku
Timetable, Chicago time
14:10AA 2155 from Hartford at the gate
10:007L 789 to Baku leaves the gate
19 h 50 apart on the timetable, overnight
7L 789 leaves 19 h 50 after AA 2155 arrives on the timetable: more than half a day, so not a connection we count.