Systems and methods to connect a seller to a customer according to a request received from the seller. One embodiment includes a session border controller to interface with a packet switched network, and one or more servers coupled to the session border controller to receive from a seller a request for a connection to a customer for real time communications between the seller and the customer, to establish the connection for real time communications between the seller and the customer in response to the request received from the seller, to identify payment information of the customer, and to charge the customer on behalf of the seller using the payment information for a transaction made over the connection established in response to the request received from the seller.