title: The type or namespace name 'Dialogs' does not exist in the namespace 'Microsoft.Bot.Builder'
body: <p>I'm building a chat bot with Microsoft Azure on .NET Framework C#, installed all the references, but after update to <code>Microsoft.Bot.Builder</code> 4.0.7 this reference is unable to find it and showing this type of error:</p>
  
  <blockquote>
    <p>Error  CS0234  The type or namespace name 'Dialogs' does not exist in the namespace 'Microsoft.Bot.Builder' (are you missing an assembly reference?)</p>
  </blockquote>