@Override
	public void addChoices(Player player, List<Choice> choices) {
		super.addChoices(player, choices);
		if (player.isOn(MarkType.city, MarkType.start)
				&& player.isNextTo(ConnectionType.flight)
				&& player.hasAtLeast(FLIGHT_PRICE))
			choices.add(new FlightChoice());
	}