AA 4196 then 7L 789 at O'Hare
Rochester (RST) → Chicago → Baku
Timetable, Chicago time
14:08AA 4196 from Rochester (RST) at the gate
10:007L 789 to Baku leaves the gate
19 h 52 apart on the timetable, overnight
7L 789 leaves 19 h 52 after AA 4196 arrives on the timetable: more than half a day, so not a connection we count.