Remind us vs. remind me

At work/play I often send e-mails to multiple people. I'd like to send Sandy a reminder request in those e-mails, but I don't want her to spam all of them with a reminder too. I'd like to specify who gets a reminder from her. "Sandy, remind me of this on Friday morning" / "Sandy, remind us of this on..." / "Sandy, remind me, Frank and Tim of this on..."