You must provide full names as they appear on your passport. Spelling of a name on a passport must match exact name on documents / tickets otherwise you will be denied boarding. All air travelers are now required to have passports as of January 23, 2007. All adults, children and infants must have their own passport. You can learn about the U.S. passport application process at Travel.State.Gov. Your passport must be valid 6 months after your return date.