After a confirmation screen, you'll be prompted to choose a new UNIX user password.

ENGADGET: So you got a Raspberry Pi: now what?

Southwest is a ticketless airline, so all you need to board your flight is a screen printout with the confirmation number and a picture ID.

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You'll then see the confirmation below, at which point pressing Enter will take you back to the main raspi-config screen.

ENGADGET: So you got a Raspberry Pi: now what?