A prediction engine may use the user behavior data of a user as collected by user devices to assist the user with obtaining products and services. The prediction engine may predict that a user desires to obtain a product or a service from a vendor based on user behavior data collected by applications on one or more user devices. The collected user behavior data may include a conversation of the user with one or more other persons. The prediction engine may trigger an application on a user device to prompt the user to confirm that the user requests to proceed with obtain the product or the service from the vendor. The prediction engine may notify the vendor to provide the product or the service to the user in response to receiving a confirmation from the user that the user requests to proceed with obtaining the product or the service.