A method and system are provided for detecting a driver and passenger in a vehicle. The vehicle processor stores first and second sensitive information for the driver and passenger, respectively. In response to detecting the second presence of the passenger, provides a user interface for the passenger to enter the second sensitive information, receives and associates the second sensitive information with the vehicle and, while the vehicle is in motion, communicates with an external third party positioned along a selected route of the vehicle to perform a transaction on behalf of the passenger using the second sensitive information.