3. The method in accordance with claim 1 , wherein multiple decisions are made at one or more of the time instances before the completion of the conversation, and wherein respective decisions have respective different decision points which can be different from one another and which are based on respective certainty calculations.
3. The method in accordance with claim 1 , wherein multiple decisions are made at one or more of the time instances before the completion of the conversation, and wherein respective decisions have respective different decision points which can be different from one another and which are based on respective certainty calculations. 5. The method in accordance with claim 3 , wherein the labeled information comprises outcomes of previous conversations which need not have the decision points.