AA 4191 then CI 5235 at O'Hare
Rochester (ROC) → Chicago → Seattle (SEA)
Timetable, Chicago time
12:37AA 4191 from Rochester (ROC) at the gate
00:55CI 5235 to Seattle (SEA) leaves the gate
12 h 18 apart on the timetable, overnight
CI 5235 leaves 12 h 18 after AA 4191 arrives on the timetable: more than half a day, so not a connection we count.