A method includes receiving a message comprising a user identification code via a social media messaging channel. In addition, the method includes receiving geo-location information of the device transmitting the message. The method also includes verifying the user identification code by confirming that the geo-location information complies with stored expected geo-location information. The method also includes accessing data associated with a transaction account linked to the user identification code based on the content of the message. The method further includes transmitting a reply to the received message on the social media messaging channel.