1. A method comprising: identifying, by a linguistic service and from content received from an application, an action to be performed that is not performable by the linguistic service, the content being usable to perform the action; responsive to identifying the action to be performed, accessing, by the linguistic service, a customization webpage that is configured to customize the content according to one or more criteria specified for the action to generate customized content, the one or more criteria specified by the application; accessing another webpage that is to perform the action based on the customized content, the other webpage being separate from the application; and causing, by the linguistic service, the customization webpage to communicate the customized content to the other webpage that is to perform the action.