Conversationalist (noun)

1. A person who is skilled or interested in conversation or discussion, especially a person who is able to talk easily and well with others.
2. A person who is good at having a conversation, talkative and engaging person.

Origin:

From the latin word "conversationem", meaning "association" and "ist" which is a suffix indicating a person who practices or is an expert in a certain activity.

Examples:

1. He was a great conversationalist and everyone enjoyed talking to him.
2. She was a natural conversationalist, always able to keep the conversation flowing.
3. He was a witty conversationalist who always had something interesting to say.
4. She was a very good conversationalist and always had a good word to say.
5. He was an engaging conversationalist and always kept the conversation lively.