addDelegateDirective.js

const request = handlerInput.requestEnvelope.request;
let currentIntent = request.intent;

if (myNameValue === undefined) {
    myNameValue = slotValue(request.intent.slots.myName);
}

if (!myNameValue) {
    return handlerInput.responseBuilder
        .addDelegateDirective(currentIntent)
        .getResponse();
}

let myQuestionValue = slotValue(request.intent.slots.myQuestion);

if (!myQuestionValue) {
    return handlerInput.responseBuilder
        .addDelegateDirective(currentIntent)
        .getResponse();
}