Abstract: A communication system for providing communication between a first party and second party. A first party message input receives first party messages from the first party, and a first party message output delivers the first party messages to the second party in an unattended manner. A second party message input receives second party messages from the second party in response to the first party messages, and a second party message output delivers the second party messages to the first party in an unattended manner. A pass-through message channel receives and delivers in an attended manner pass-through messages between the second party and the first party. A memory records, stores, and indexes the first party messages, the second party messages, and the pass-through messages.