Customer service/ live agent?
Is there a firefox representative I can speak with so he can restore my browser session to a certain date and my browser will open the tabs I had from that date?
Alla svar (1)
This is only End User help forum. This isn't a support ticket online on-demand help. What you really should be doing is Bookmarking the sites instead.
https://support.mozilla.org/en-US/kb/restore-previous-session
https://support.mozilla.org/en-US/kb/browsing-history-firefox
https://support.mozilla.org/en-US/kb/delete-browsing-search-download-history-firefox