[{'role': 'USR', 'utterance': "I don't know what Jim's got to grumble about. My work load has doubled in the past year and I still manage. He is not doing anything different from when he arrived, as far as I can see."}]
{'role': 'SYS', 'utterance': "Yeah, but he's not as energetic as you are. Well, no one is. But the boss doesn't blame me when I get a bit behind. He is very understanding with me. But with Jim, he goes on and on."}