AA 3633 then UA 6060 at O'Hare
Green Bay → Chicago → Lancaster
Timetable, Chicago time
20:25AA 3633 from Green Bay at the gate
16:55UA 6060 to Lancaster leaves the gate
20 h 30 apart on the timetable, overnight
UA 6060 leaves 20 h 30 after AA 3633 arrives on the timetable: more than half a day, so not a connection we count.