AA 6326 then 7L 789 at O'Hare
Lexington → Chicago → Baku
Timetable, Chicago time
12:14AA 6326 from Lexington at the gate
10:007L 789 to Baku leaves the gate
21 h 46 apart on the timetable, overnight
7L 789 leaves 21 h 46 after AA 6326 arrives on the timetable: more than half a day, so not a connection we count.