To do our own chat bot for what's app or Instagram

I am looking for a developer to create a chatbot for both WhatsApp and Instagram. The chatbot should have both customer service and sales functionality. I am open to suggestions for specific features and requirements for the chatbot.

Ideal skills and experience for the job include:
- Proficiency in developing chatbots for WhatsApp and Instagram
- Knowledge of customer service and sales functionality for medical use
- Ability to suggest and implement specific features for the chatbot as medical services