If you don't master the skills, it is easy to get into awkward conversation. To avoid awkward conversation, here are two tips to avoid awkward conversation. I hope they can help you.
The first is word splitting
For example, if he says "I just finished running", you can break it down into "just" and "running".
You can answer: "What did you do before? What a coincidence! I was running just now, or running is very good. It's very relaxing. I also like running. In the future, we can run together.
The second is association method
Through his words, you can associate sports and body. Then you can say: "It seems that you like sports. What other sports do you like? Or you are much better than those girls I know who lose weight by dieting".