Sorry we missed your question, @DMisener .
Here is an example of AppleScript that you can use to link two bookmarks. Please let us know if you have any questions.
Thank you
tell application "Hookmark"
set myBookmark to make bookmark with properties {address:"https://www.hello1.com", name:"hello1"}
set myBookmark2 to make bookmark with properties {address:"https://www.hello2.com", name:"hello2"}
hook myBookmark and myBookmark2
end tell