6E 1385 then AI 2303 at Bangkok
Chennai → Bangkok → New Delhi
Timetable, Bangkok time
09:106E 1385 from Chennai at the gate
22:20AI 2303 to New Delhi leaves the gate
13 h 10 apart on the timetable
AI 2303 leaves 13 h 10 after 6E 1385 arrives on the timetable: more than half a day, so not a connection we count.