07417/18 Nagarsol Special can be made regular as 17421/22 and increase the Speed of the train. It can be extended upto SNSI in the Slot of 17206/17208 COA/BZA-SNSI) from SC to SNSI. Th Dep from TPTY and F Dep from SNSI (17.10).
17421 – 04.15(TPTY(Th)) – 11.00/11.10(GNT) – 16.20/16.30(SC(Th)) – 9.18(SNSI(F)).

17422...
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– 17.10(SNSI [F]) – 9.10/9.20(SC [Sa]) – 14.00/14.10(GNT) – 21.30 (TPTY[Sa])


17206/08 can be re-routed via GNT. So that GNT will have daily connectivity to SNSI by 17206/08, 17417, 17231. Since 17213/14 (5 Days) and 18503 run via WL.
OR
07417/18 can be run via BZA, WL in the Thursday slot from BZA in the slot of 17206/08 till SNSI and also in the return Friday slot till BZA.
17421 – 04.15 (TPTY[Th]) – 10.10(BZA) – 16.30 (SC[Th]) – 9.18(SNSI[F])

17422 – 17.10(SNSI [F]) - 9.10/9.20(SC[Sa]) – 15.10 (BZA) – 21.30(TPTY[Sa])