How to configure and use Topic Blocks in Virtual AgentDescriptionTopic Blocks is a new feature in Virtual Agent in the Orlando release which allows you to reuse subflows when designing a Virtual Agent topic.Release or EnvironmentOrlandoInstructionsFollow the steps below to configure and use a topic block. This example will use the OOB Contextual Search topic block: Open the Virtual Agent Designer via Collaboration > Virtual Agent > DesignerClick on the Topic Blocks tab or do a search for "contextual search" then open the Contextual Search topic blockOnce the Contextual Search topic block has loaded, click on the Edit Topic Flow buttonTo use the newly created Contextual Search topic block you will need to pass in parameters. Click on the "Start" node and you can see 2 parameters defined in the Input Parameters section, i.e. context and queryTo determine what to put in for the context input parameter, goto the Search Contexts (cxs_context_config) table. Depending on what you want users to search on when using the contextual search, choose a contextual search record's sys ID. For example, choose "Knowledge and IPC" search contexts record if you want users to search for knowledge, pinned knowledge and catalog.Go back into Virtual Agent Designer where you have the Contextual Search topic block, paste in the sys ID of the search context record from step 5 into the context input parameter field then Save and make sure to also click on the Publish button (outside of the Topic Flow editor). Note: You can also put in the sys ID of the search context record in the topic flow you are creating where you are using the topic block. )Create a new topic. Since we require an input, add a Text user input field and fill out all mandatory fieldsUnder the Utilities section, add Topic Block to your topic flowIn the Topic Block Properties. choose the Contextual Search topic block. It should auto populate the context field under the Input Mapping section. For the query, click on the button then select Input Variables followed by the Text user input field created in step 7 then click Save. By now, the topic should be similar to the one belowClick Preview to test. If everything is setup correctly, in Virtual Agent chat bot it should return results Additional Informationhttps://docs.servicenow.com/csh?topicname=topic-blocks-overview.html&version=latest