我在咖啡店和朋友们进行了愉快的交谈。

I had a nice ___conversation with my friends at the coffee shop.

他的英语口语已经足够进行日常对话了。

His English is good enough for daily ___conversation.

我们在午餐时进行了关于旅行计划的讨论。

We had a ___conversation about travel plans during lunch.