[{'role': 'USR', 'utterance': 'Hello, John. 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. And how is everything with you?'}
 {'role': 'USR', 'utterance': "Fine, thanks. I've been busy lately."}
 {'role': 'SYS', 'utterance': 'What have you been doing?'}
 {'role': 'USR', 'utterance': "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 do some shopping. Why don't you come with me?"}
 {'role': 'USR', 'utterance': "I can't. I have to meet someone."}]
{'role': 'SYS', 'utterance': "It's been nice talking to you."}