Hello,
- With Dialogflow you can create Multilingual agents [1] and can integrate them using APIs and SDKs as per the documentation [2] or depending on your application, you can use refer to the Dialogflow integrations [3]
[1] https://cloud.google.com/dialogflow/es/docs/agents-multilingual
[2] https://www.kommunicate.io/blog/dialogflow-tutorial-create-chatbots/
[3] https://cloud.google.com/dialogflow/es/docs/integrations