message: update sample convo
diff: @@ -2,8 +2,8 @@ const { BotkitConversation } = require('botkit');
  module.exports = function(controller) {
  -
  - const welcome = new BotkitConversation('dynamic', controller);
  + const DIALOG_ID = 'welcome_dialog';
  + const welcome = new BotkitConversation(DIALOG_ID, controller);
  welcome.say('Hey!');
  welcome.say('What is up??');
  @@ -51,6 +51,10 @@ module.exports = function(controller) {
  // redirect the thread
  convo.vars.bar = 'YOU HAVE BEEN REDIRECTED HERE.';
  +
  + // you can send adhoc messages you want using bot.say
  + bot.say('I refuse to accept that answer.');
  +
  await convo.gotoThread('foo');
  });
  @@ -60,7 +64,7 @@ module.exports = function(controller) {
  controller.dialogSet.add(welcome);
  controller.hears(['welcome'],'message', async (bot, message) => {
  - await bot.beginDialog('dynamic');
  + await bot.beginDialog(DIALOG_ID);
  })
  }
  \ No newline at end of file
  