This site is obsolete and should be used for reference only. The information in this documentation is not guaranteed to work for Bot Framework SDK versions past 4.9.1.
Tutorial: Create (csharp)

Create your Virtual Assistant project

In Visual Studio, select File > New Project.
Search for Virtual Assistant Template and select Next.
Name your project and select Create.
Build your project to restore the NuGet packages.
What files were created?

| - Adapters                             // BotAdapter implementations for configuring Middleware
    | - DefaultAdapter.cs                // Configures basic middleware
| - Authentication                       // Classes for configuring skill authentication
    | - AllowedCallersClaimsValidator.cs // Class for managing allowed skill authentication claims
| - Bots                                 // IBot implementations for initializing dialog stack
    | - DefaultActivityHandler.cs        // Initializes the dialog stack with a primary dialog (e.g. MainDialog)
| - Controllers                          // API Controllers
    | - BotController.cs                 // API Controller for api/messages endpoint
    | - SkillController.cs               // API Controller for api/skills endpoint. Skills will call into this endpoint after processing
| - Deployment                           // Files for deployment and provisioning
    | - Resources                        // Resources for deployment and provisioning
        | - LU                           // Files for deploying LUIS language models
            | - General.lu               // General language model (e.g. Cancel, Help, Escalate, etc.)
        | - QnA                          // Files for deploying QnA Maker knowledgebases
            | - Chitchat.qna             // Chitchat knowledgebase (e.g. Hi, How are you?, What's your name?, etc.)
            | - Faq.qna                  // FAQ knowledgebase
        | - template.json                // ARM Deployment template
        | - parameters.template.json     // ARM Deployment parameters file
    | - Scripts                          // PowerShell scripts for deployment and provisioning
        | - deploy.ps1                   // Deploys and provisions Azure resources and cognitive models
        | - deploy_cognitive_models.ps1  // Deploys and provisions cognitive models only
        | - update_cognitive_models.ps1  // Updates existing cognitive models
        | - luis_functions.ps1           // Functions used for deploying and updating LUIS models
        | - qna_functions.ps1            // Functions used for deploying and updating QnA Maker knowledgebases
        | - publish.ps1                  // Script to publish your Bot to Azure
| - Dialogs                              // Bot Framework Dialogs
    | - MainDialog.cs                    // Dialog for routing incoming messages
    | - OnboardingDialog.cs              // Dialog for collecting basic profile information from user
| - Models                               // Data models
    | - StateProperties.cs               // Constants for state property keys
    | - UserProfileState.cs              // Model for basic profile information
| - Pipeline                             // Files for setting up an deployment pipeline in Azure DevOps
    | - Assistant.yml                    // Sample build pipeline template for Azure DevOps
| - Responses                            // Classes and files for representing bot responses
    | - AllResponses.lg                  // Combined language generation templates
    | - MainResponses.lg                 // Language generation templates for Main Dialog responses
    | - OnboardingResponses.lg           // Language generation templates for Onboarding Dialog responses 
| - Services                             // Configuration for connected services and service clients
    | - BotServices.cs                   // Class representation of service clients and recognizers
    | - BotSettings.cs                   // Class representation of configuration files
    | - DispatchLuis.cs                  // Class representation of LUIS result from Dispatch language model
    | - GeneralLuis.cs                   // Class representation of LUIS result from General language model
| - TokenExchange                        // Classes for managing authentication configuration between assistant bot and connected skills
    | - ITokenExchangeConfig.cs          // Interface representing an authentication configuration
    | - TokenExchangeConfig.cs           // Implementation representing an authentication configuration
    | - TokenExchangeSkillHandler.cs     // Handler for managing single sign-on between assistant bot and configured skills
| - appsettings.json                     // Configuration for application and Azure services
| - cognitivemodels.json                 // Configuration for language models, knowledgebases, and dispatch model
| - Program.cs                           // Default Program.cs file
| - Startup.cs                           // Initializes dependencies
Download and install
Provision your Azure resources