THIRUVANANTHAPURAM: Railways has informed that Sabari trains to Chennai on December 23 and 24 have vacent berths. Thiruvananthapuram - Chennai Special train (Train No 06122) starting on December 23rd at 7 pm has vacant berths in 2AC and 3AC classes. Similarly 2AC berths are available on Kollam Junction - Chennai Special train (Train No. 06125) on December 24th at 5 pm. Kollam - Thiruppathy Special (Train No. 07506) starting on Dec 24 at 5.45 am has vacant berths in 2AC, 3AC, and sleeper classes.