UA 2124 then CX 2095 at O'Hare
Houston → Chicago → Anchorage
Timetable, Chicago time
12:45UA 2124 from Houston at the gate
10:00CX 2095 to Anchorage leaves the gate
21 h 15 apart on the timetable, overnight
CX 2095 leaves 21 h 15 after UA 2124 arrives on the timetable: more than half a day, so not a connection we count.