Before revision:  We propose the Variational Hierarchical Dialog Autoencoder (VHDA) for modeling  complete aspects of goal-oriented dialogs, including linguistic features and underlying structured annotations, namely dialog acts and goals.
After revision:  We propose the Variational Hierarchical Dialog Autoencoder (VHDA) for modeling complete aspects of goal-oriented dialogs, including linguistic features and underlying structured annotations, namely speaker information, dialog acts, and goals.