Interactive virtual conversation interfaces are provided herein. An example method includes receiving a digital document that has textual information, utilizing one or more forms natural language processing of the digital document, based on the nature of the digital document, to ascertain a hierarchical structure of the plain textual information, and determine topics within the plain textual information, generating a tree structure based on relationships between topics of the plain textual information, wherein the topics are arranged into the tree structure, and generating a virtual conversation interface that receives queries and presents responses to the queries using the tree structure.