How to invoice Inter State transactions

VAPIWALA S G (PROPRIETOR) (40 Points)

24 September 2017  
If a Gujarat dealer buys goods from Maharashtra's dealer but deliver directly from Maharashtra to Delhi. how to invoice

A. by 1. MAHARASHTRA DEALER TO GUJARAT DEALER 2.
GUJARAT DEALER TO FINAL DELHI RECIPIENT.. UNDER GST REGIME..

B. ANY CHANGES IF GUJARAT DEALER TAKE DELIVERY AT GUJARAT ANY BORDER & DELIVER FROM ANY GUJARAT TO DELHI....?