Apart from taking your chance in the queue, you can dial DINE whatever that equates to on the phone (3463?) from your suite & ask to reserve a table. There are only certain times that you can book, but well worth remembering.
have a memorable cruise,
Next Cruise: P&O Adonia June 2014
Last Cruise: P&O Oriana Nov 2013
Golden, Grand(2), Caribbean, Sea(4+1 aborted)
Adonia(4+1), Arcadia, Artemis(2), Aurora(5), Azura, Oceana(3), Oriana(11), Ventura(2), Victoria(5)
QM2(2), QE2(9), QV(5), QE, Caronia(2), Minerva II, Fred.Olsen(8), NCL Jade, =X= Eclipse, HAL Ryndam