This is a model for getting a complete sentence from Alexa Skills Service

GetAllIntent.json

{
  "languageModel": {
    "types": [
      {
        "name": "CatchAllSlotType",
        "values": [
          {
            "id": null,
            "name": {
              "value": "test",
              "synonyms": []
            }
          }
        ]
      }
    ],
    "intents": [
      {
        "name": "AMAZON.CancelIntent",
        "samples": []
      },
      {
        "name": "AMAZON.HelpIntent",
        "samples": []
      },
      {
        "name": "AMAZON.StopIntent",
        "samples": []
      },
      {
        "name": "CatchAllIntent",
        "samples": [
          "{phrase}"
        ],
        "slots": [
          {
            "name": "phrase",
            "type": "CatchAllSlotType"
          }
        ]
      }
    ],
    "invocationName": "skilinvocationname"
  }
}