Date now = new Date();
    Session session = User.getSession();
    Transaction transaction = null;

    try {
        transaction = session.beginTransaction();

        String hql = "FROM Booking";
        Query query = session.createQuery(hql);
        List<Booking> bookingList = query.list();
        List<Booking> orderedList;

        for(int i =0; i<bookingList.size();i++){

        }

        transaction.commit();