Thanks every one for the valuable replies.
I am now planning for taking the help of a booking agent for tatkal ticket.
Journey date is 03 may 2014 from 12628 karnataka express agra cantt to bangalore. (3rd Ac or Sleeper).
What are the chances to get confirmed tatkal tickets? do the dependence on the agent provides me surity of a confirmend ticket?
Also...
more... I have to come back on 9 may 2014 from bangalore to agra.
What should I do now...Can u please suggest me?
I would be a great help.