AA 1178 then GB 397 at O'Hare
Los Angeles → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
13:31AA 1178 from Los Angeles at the gate
07:00GB 397 to Cincinnati Northern Kentucky leaves the gate
17 h 29 apart on the timetable, overnight
GB 397 leaves 17 h 29 after AA 1178 arrives on the timetable: more than half a day, so not a connection we count.