[{'role': 'USR', 'utterance': 'Hello, Neal. How are you?'}
 {'role': 'SYS', 'utterance': "I'm fine, thanks. And you?"}
 {'role': 'USR', 'utterance': "Very well, thanks. Nice to see you again. I haven't seen you for a long time. What have you been doing lately?"}
 {'role': 'SYS', 'utterance': 'Oh, nothing much really. I went to Singapore to study for a period.'}
 {'role': 'USR', 'utterance': "Wow, that's great. What have you been studying?"}
 {'role': 'SYS', 'utterance': 'Natural language processing.'}
 {'role': 'USR', 'utterance': "Oh, that's hard. I've been studying for my exams. My school exams will begin next month."}
 {'role': 'SYS', 'utterance': 'Really? Good luck for them.'}
 {'role': 'USR', 'utterance': 'Thanks. And how are your parents?'}
 {'role': 'SYS', 'utterance': "They're both very well, thanks."}
 {'role': 'USR', 'utterance': 'Where are you going now?'}
 {'role': 'SYS', 'utterance': "I'm going to read some paper and then attend a seminar. Why don't you come with me?"}
 {'role': 'USR', 'utterance': "I can't. I have to meet my supervisor."}]
{'role': 'SYS', 'utterance': "Well ,it's been nice talking to you."}