[{'role': 'USR', 'utterance': 'Do you have spare time tonight?'}
 {'role': 'SYS', 'utterance': "What's the matter?"}
 {'role': 'USR', 'utterance': 'There will be a live show of football tonight.'}
 {'role': 'SYS', 'utterance': 'What teams are playing tonight?'}
 {'role': 'USR', 'utterance': 'AC Milan versus Real Madrid.'}]
{'role': 'SYS', 'utterance': 'That will be a tough match, right?'}