OO 6058 then UA 795 at O'Hare
Sioux City → Chicago → Vancouver
Timetable, Chicago time
09:24OO 6058 from Sioux City at the gate
08:49UA 795 to Vancouver leaves the gate
23 h 25 apart on the timetable, overnight
UA 795 leaves 23 h 25 after OO 6058 arrives on the timetable: more than half a day, so not a connection we count.