Outlook 2013 Replace Subject with Conversation (a "hidden" value).

Outlook version
Outlook 2013 64 bit
Email Account
Exchange Server
I need to be able to:
  1. Select only some emails in the folder.
  2. Modify the existing Subject - which may or may not have current data in place - and populate it with the data within the typically-hidden Value labeled Conversation.
Image One: Just shows how the subject line is currently empty.

Image Two: Shows where the Conversation line lives inside Developer View