Where do I enter my frequent flyer number while booking domestic flights? We do not have an I've selected 5 passengers (adult + children). Why are . I selected the wrong prefix (Mr/Mrs) to a passenger's name while booking. How can I get. Jan 2, - Virgin Australia General Booking Restrictions Policy each time the customer changes, cancels and/or no shows a flight as outlined by the Names should always be entered in the order of adults, then children, then infants.