Two. Recent arrivals from the machine and then have to wait for orders from the ramp. master to the board at any time on the board then. Will need to declare the passengers boarding.
2. when the incoming passengers from all machines, and then must wait to hear commands from the master that the Ramp Board order now? when the Board order. Need to get more passenger announcements,
2. When the arrivals hall, and then have to wait for the end of listening to an order from Ramp Board master that will be ordered at where, when, and will have to go to order Board announced the launch passengers.