UA 714 then CX 3171 at Houston
Chicago → Houston → Anchorage
Timetable, Houston time
19:10UA 714 from Chicago at the gate
17:58CX 3171 to Anchorage leaves the gate
22 h 48 apart on the timetable, overnight
CX 3171 leaves 22 h 48 after UA 714 arrives on the timetable: more than half a day, so not a connection we count.