Interface: Traveler - Personal Devices
![Traveler to Personal Devices Interface Diagram](../../images/ifs/if33-36.gif)
Architecture Flow Definitions
traveler inputs (Planned)
User input from a traveler to summon assistance, request travel information, make a reservation, or request any other traveler service.
traveler interface updates (Planned)
Visual or audio information (e.g., routes, messages, guidance, emergency information) that is provided to the traveler.