Instead of extending MYS DWR upto Pune, 11139/40 CSMT GDG can be extended to MYS. Lot of slack in SUR GDG stretch. Towards GDG, it leaves at 0530. Can arrive at GDG by 1130, and proceed to UBL to arrive at 1245, ASK 1715 to 1730,and arrive at MYS by 2045. MYS will get a daily train to Mumbai.
Return can leave MYS at 0600, arrive at UBL by 1400, GDG departure 1515 to arrive at Solapur at 2115 to continue towards Mumbai.