AV 9309 then VB 8236 at Bogotá
Medellín → Bogota → Valledupar
Timetable, Bogota time
19:00AV 9309 from Medellín at the gate
18:50VB 8236 to Valledupar leaves the gate
23 h 50 apart on the timetable, overnight
VB 8236 leaves 23 h 50 after AV 9309 arrives on the timetable: more than half a day, so not a connection we count.