com.ibm.conversation
Interfaces 
Conversation
ConversationContext
ConversationManager
ConversationMetaData
ConversationPolicyHandler
ConversationPolicyHandlerFactory
ConversationPolicyListener
CpState
CpStateMachine
CpStateMachineHandler
CpStateTransition
DecisionDataHandle
DecisionLogicAdapter
MessageDescription
MessageHandle
MessageSystemAdapter
MessageTransform
MessageTransformFactory
Exceptions 
ConversationException