LanguageTeacherHandler.js

const LTintentHandler = {
  canHandle(handlerInput) {
    return handlerInput.requestEnvelope.request.type === 'IntentRequest'
      && handlerInput.requestEnvelope.request.intent.name === 'LTintentHandler';
  },
  handle(handlerInput) {
    const speechText = 'Lets start your Language program for {language}!';

    return handlerInput.responseBuilder
      .speak(speechText)
      .withSimpleCard('Lets start your Language program for {language}', speechText)
      .getResponse();
  }
};