KhudaRam Jaaane. 12357/58 was announced in 2009 New Train under Duronto Slot as KOAA-ASR Duronto by Rly Min. MaBa. Number was given 2291/2292. See Page 25 of RB 2009 Document attached. Later when introduction was delayed due to ER callousness & unavailability of Full AC Rake of 18 Coaches, 2291/92 number was given to Chennai-Yeshwanthpur Express. 2277/2278 Number was then slotted for KOAA-ASR Duronto. But later ER made this a SF train with adding sleeper coaches & started the train as 2357/2358 KOAA-ASR-KOAA SF Express. Timings of proposed KOAA-ASR Duronto was:- KOAA 12.50; ASR 15.50 as 2291, later as 2277. ASR 07.40; KOAA 10.40 as 2292, later as 2278.