Kochi: Railway board approved the extension of Train No. 16343/16344 Thiruvananthapuram Central-Madurai-Thiruvananthapuram Central Amritha Express up to Rameswaram. Train No. 16343 Thiruvananthapuram Central–Rameswaram Amritha Express will leave Thiruvananthapuram Central at 8.30pm with effect from Oct 16 and reach Rameswaram at 12.45pm on Oct 17. Train No. 16344 Rameswaram–Thiruvananthapuram Central Amritha Express will leave Rameswaram at 1.30pm with effect from Oct 17 and reach Thiruvananthapuram Central at 4.55am on Oct 18. There is no change in the coach composition.