AA 2353 then UA 4789 at O'Hare
Boise → Chicago → Fargo
Timetable, Chicago time
20:11AA 2353 from Boise at the gate
19:45UA 4789 to Fargo leaves the gate
23 h 34 apart on the timetable, overnight
UA 4789 leaves 23 h 34 after AA 2353 arrives on the timetable: more than half a day, so not a connection we count.