My opinion for Next railway Budget for South India.
1. Mumbai - Rameswaram Via RU, CGL, TPJ, TJ Weekly
2. Trivandrum - Howrah Daily
3. Amritsar - Madurai Via Egmore as Bi Weekly.
4. Bangalore...
more... to Puduchery ONT Daily Via Chennai Egmore
5. Trivandrum Hyderabad Via BZA Bi-weekly
6. Bangalore to Coimbatore ONT Daily
7. Trivandrum Coimbatore Shatabdi
8.Bangalore - Mumbai Via Hubbali Tri-Weekly
9. Chennai - Nizamuddin Premium Express.
10. Bangalore - Rameswaram ViaSA, Karur Trichy.
11.Ernakulam - Shirdi as Biweekly.
12.Chennai - Tirunelveli ONT Via Main line.
13. Trivandrum - Varanasi,
14. Bangalore - Lucknow.
This is just suggestion. I