A system in a vehicle, comprising a transceiver configured to communicate with one or more mobile devices in a vehicle, wherein the one or more mobile devices are configured to initiate a voice session with a remote phone, one or more sensors configured to collect data indicating a presence of passengers in the vehicle, a controller in communication with the one or more sensors and the transceiver, wherein the controller is configured to determine the presence of passengers in the vehicle utilizing the data indicating the presence of passengers in the vehicle, and send data indicating the presence of passengers in the vehicle to the remote phone.