Hi,

Yes i created that for other issue.

https://community.servicenow.com/community?id=community_blog&sys_id=1fe969a71b9c1010fff162c4bd4bcb45

https://community.servicenow.com/community?id=community_article&sys_id=d3a48469dba454101cd8a345ca9619c2

You have to use a action in this to calculate the business day:

https://community.servicenow.com/community?id=community_article&sys_id=79f51f7bdbc2109066f1d9d968961980

Thanks,
Ashutosh