CA 1492 then 3U 8104 at Beijing
Zunyi → Beijing → Chongqing
Timetable, Beijing time
23:55CA 1492 from Zunyi at the gate
16:553U 8104 to Chongqing leaves the gate
17 h apart on the timetable, overnight
3U 8104 leaves 17 h after CA 1492 arrives on the timetable: more than half a day, so not a connection we count.