NewReleasesIntentHandler.java

public class NewReleasesIntentHandler implements RequestHandler {
...
	@Override
	public Optional<Response> handle(HandlerInput input) {
		Request request = input.getRequestEnvelope().getRequest();
		IntentRequest intentRequest = (IntentRequest) request;
		Intent intent = intentRequest.getIntent();
		Map<String, Slot> slots = intent.getSlots();

		Slot releasesDate = slots.get("releasesDate");
		String dateValue = releasesDate.getValue();
		System.out.println("Slot value:" + dateValue);
		...
		return responseBuilder.build();
	}
...
}