5. The automatic price quotation system of claim 4 , wherein the price optimizers compute the optimal price based on input data and configuration data bidding, the parameters being programmed by the seller based on its unique business objectives.
4. The automatic price quotation system of claim 1 , wherein the seller automatic engine comprises the combination of a message processing unit connected with a session management unit controlling a price management unit, wherein the session management unit is provided with a session cache for fast access to session data and a session storage unit for persistent storage of session information, and wherein the price management unit contains the price optimizers and price integrators.