UA 5708 then GB 397 at O'Hare
Washington National → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
15:40UA 5708 from Washington National at the gate
07:00GB 397 to Cincinnati Northern Kentucky leaves the gate
15 h 20 apart on the timetable, overnight
GB 397 leaves 15 h 20 after UA 5708 arrives on the timetable: more than half a day, so not a connection we count.