Conduct one to one conversation within a community

Summary

Is it possible to conduct one to one conversation within a community with no other community memebers having access to the conversation

Content

In a community , is there a way to conduct one to one conversation with certain members of the community. The used case for the given scenario is: There are certain assessments which are conducted by org on functional competencies, now for the employees who do not pass the assessment, they are given refresher training to improve the knowledge. Now as they are moving their LMS to Oracle they want to utilise the community feature to create a community with the members for the given training while allowing admins/ community managers to have one to one interaction with specifica employees who