If its from JP to DLI then, chances of confirmation in both the classes is average.
Its available in many other trains.
Available in:
1. 14660 Malani Express in 2A
2. 12985 JP - DEE...
more... AC DD Express in CC and EC
3. 12216 BDTS - DEE GR Express in 3A
4. 09725 JP - DEE AC SF Special in CC and EC
5. 15716 Garib Nawaz Express in SL.
You can book in any one of these! :)