The Original Plan for the Fellowship?

[Belegorn]

Originally Posted by Tuor in Gondolin

I think Aragorn says somewhere he had tentatively planned to go with Frodo and Sam (and Gimli) with Boromir taking Merry and Pippin to Minas Tirith.

When Frodo went off to think about what he would do they were discussing themselves what to do. The Hobbits were debating whether they should convince Frodo not to go to Mordor if he wanted to go. Aragorn told them that it was the Ring bearer's choice. If Frodo did choose to go, Aragorn said he and Sam would go, and Gimli said he'd go too, and that Merry and Pippin go with Boromir to Gondor with Legolas unless he too chose to go with Frodo.