botSnippet09.js

return (err, convo) => {
  convo.ask('Do you want to play `paper`, `rock`, or `scissors`?', [
    {
      pattern: 'paper|rock|scissors',
      callback(response, convo) {
        // since no further messages are queued after this,
        // the conversation will end naturally with status === ‘completed’
        convo.next();
      },
    }, {
      default: true,
      callback(response, convo) {
        convo.repeat();
        convo.next();
      },
    },
  ]);
};