Rajat,
Assure documentation is found within the following link :
Infogix Assure Documentation
Within the hosted documentation, we have an "Assure Client Installation" PDF, detailing the location of the "sample JCL" the team may utilize as a point of reference.
In addition, the "Assure Layouts" PDF offers instruction on how the layout from the server-side must be setup in order to connect to your z/OS client. Please note, when running via client, there are resources within our knowledge base articles that may be worth a gander, such as the "-local" argument usage :
Using "-local" Flag in RunCP Scripts
Matthew Kennedy