Last year my GHY - BSB Special was delayed for 5 hrs because the rake had one SL Coach less than its actual composition.
Later they arranged it one from Avadh Assam, the whole route from GHY to BSB, that SL coach's electronic display boards were showing Guwahati to Lalgarh via. Kishanganj ......
Ek Sleeper Coach lagane ke liye 5 ghanta !!!