UA 1306 then WN 197 at Denver
Sacramento → Denver → Dallas
Timetable, Denver time
12:09UA 1306 from Sacramento at the gate
11:05WN 197 to Dallas leaves the gate
22 h 56 apart on the timetable, overnight
WN 197 leaves 22 h 56 after UA 1306 arrives on the timetable: more than half a day, so not a connection we count.