a hardware processor;

a memory, the memory storing instructions, which when executed, cause the hardware processor to perform operations comprising:

acquiring, from a conversational artificial intelligence session with a user, a user query;

performing a similarity matching calculation between the user query and each of a plurality of components of a first video, the components comprising audio, image, and subtitle data corresponding to the first video to create a plurality of first similarity scores, each of the plurality of first similarity scores describing a similarity between the user query and a single one of the plurality of components of the first video;

combining the plurality of first similarity scores to generate a combined similarity score;

selecting a video from a plurality of videos based upon the combined similarity score of the first video and a plurality of other combined similarity scores of other videos in the plurality of videos;

generating a query response including the selected video;

generating summary information of the selected video; and