Like Mumbai city having 2 Rajdhani trains in different routes, Bengaluru Rajdhani running in old trunk route is a good option and can easly gain patronage.
Overall journey time can be made to 34.30 Hours .
This train need not have grace time like other trains between Warangal and BZA moreover with BZA GDR third line coming up train can reach RENIGUNTA in 5 hours .
NZM-22.40...
more... PM Day 1
BZA- 21.20-21.30 PM DAY 2
TPTY- 3.15 AM
Baipanahalli New Terminal- 8.00 AM Approx can be done (Just a suggestion)
On its way train need to cross GT AP TN EXPRESS.