ritardo Ryanair

buongiorno il volo Ryanair di mia figlia Ciampino-Londra delle 6.30 del 29/09/14 è arrivato con un ritardo di 6h e 25m.
dalla compagnia ha ricevuto questa mail, posso chiedere il risarcimento? come devo procedere?
grazie per l'aiuto
Booking Ref DK5H8T
Dear Customer
On behalf of Ryanair, we sincerely apologise for the delay to your recent flight.
Ryanair is committed to providing on-time flights with over 90% departing on time. Notwithstanding this certain events outside of our control can adversely affect flight schedules such as bad weather, unexpected aircraft flight safety problems and strike action.
We made all reasonable efforts to initially prevent and then reduce the flight delay. As it was caused for reasons outside of our control (extraordinary circumstances) we regret that no monetary compensation is due under EU261/2004.
For further clarification on what constitutes an extraordinary circumstance please click on the following link http://ec.europa.eu/transport/themes/passengers/air/doc/neb-extraordinary-circumstances-list.pdf
If required forward the attached PDF document to your insurance company as proof of the delay.
Yours sincerely,
Ryanair Customer Services
Loretta, da Roma (RM)