Chatting with you can relieve fatigue. How to reply humorously?

Chatting with you can relieve fatigue. Chatting with me and replying humorously is ok, but my brain is going to sleep. I'm not sleepy to chat with myself. If he says so, it must prove that you two have common interests and get along well. That's why I feel this way. Maybe you really are a pair of friends who hit it off.