CK 227 then 7L 789 at O'Hare
Seattle (SEA) → Chicago → Baku
Timetable, Chicago time
12:27CK 227 from Seattle (SEA) at the gate
10:007L 789 to Baku leaves the gate
21 h 33 apart on the timetable, overnight
7L 789 leaves 21 h 33 after CK 227 arrives on the timetable: more than half a day, so not a connection we count.