text: function fillSlots() {
    if (this.event.request.dialogState !== 'COMPLETED') {
      this.emit(':delegate');
    }
  
    return this.event.request.intent;
  }
  
  function isSlotValid(alexaRequest, slotName) {
    const slot = alexaRequest.intent.slots[slotName];
  
    if (slot && slot.value) {
      return slot.value.toLowerCase();
    }
  
    return false;
  }
  
  module.exports.fillSlots = fillSlots;
  module.exports.isSlotValid = isSlotValid;
  