Your desired scenario could not be achieved with the out of the box functionality which Sitefinity provide and because of this you should implement your custom solution. I believe that the following link to Ecommerce API could be very helpful to achieve your desired scenario.
Do you want to have your say in the Sitefinity development roadmap? Do you want to know when a feature you requested is added or when a bug fixed? Explore the Telerik Public Issue Tracking
system and vote to affect the priority of the items