5. The computer-implemented method of claim 4 , wherein the finite set of states includes an emotion, a talking time, a historical transaction, a contacted frequency, a demographic information, and a customer category, and wherein the finite set of actions includes conversation topics.
4. The computer-implemented method of claim 1 , wherein the conversation model is learned by a Markov Decision Process based on at least one of a finite set of states, a finite set of actions, and a discount factor.