3U 8205 then HU 7441 at Guangzhou
Kunming → Guangzhou → Chongqing
Timetable, Guangzhou time
19:503U 8205 from Kunming at the gate
14:55HU 7441 to Chongqing leaves the gate
19 h 05 apart on the timetable, overnight
HU 7441 leaves 19 h 05 after 3U 8205 arrives on the timetable: more than half a day, so not a connection we count.