UA 5199 then GB 397 at O'Hare
Washington → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
18:00UA 5199 from Washington at the gate
07:00GB 397 to Cincinnati Northern Kentucky leaves the gate
13 h apart on the timetable, overnight
GB 397 leaves 13 h after UA 5199 arrives on the timetable: more than half a day, so not a connection we count.