The following gives you a way of dong this via some backend database modifications
The following has a bit towards the end of the idea which shows you how to do this legitately for all processes, not just incident or request, providing you are on 7.5 onwards. Do vote for that if you can.
Can you also vote on the following to encourage LANDesk to provide access to the secret function they use as early as possible?
Thanks for the tips. I voted for the enhancements. Hope, that it will be available in the upcoming version.
This could be achieved by selecting the below criteria.
When creating a query with criteria, the conditions Is Within My Groups is
now available in the LANDesk Serive Desk 7.7.3. This is the one which everyone is looking and got added in the LDSD 7.7.3.
incident.current assignment.group = Is Within My Groups