Disclosed herein are embodiments for a visual bot builder. An embodiment operates by visually displaying, within a user interface, a plurality of selectable chat bot functions associated with a first dialog. A first selection of one of the bot functions is received. It is determined that the first selection corresponds to calling a selectable second dialog from a one or more previously configured dialogs. A link to the one or more selectable previously configured dialogs is provided and a second selection of one of the previously configured dialogs is received as the second dialog. The execution of the first dialog is linked to an execution of the second dialog. A preview of the execution of the first dialog including the second dialog is provided.