[{'role': 'USR', 'utterance': 'I heard that ben is forming his own band.'}
 {'role': 'SYS', 'utterance': "It will be a rock and roll band probably. He's a very good guitarist."}
 {'role': 'USR', 'utterance': 'Can you play a musical instrument? If you can, he might ask you to join the band.'}
 {'role': 'SYS', 'utterance': "I can play drums, but I haven't played for a while. I'm not sure I'd be good enough to play in a band."}
 {'role': 'USR', 'utterance': 'I wish I could play a musical instrument. I love music.'}]
{'role': 'SYS', 'utterance': "Nowadays, you can be a DJ. You can mix dance music. You don't need to be able to play music instrument or thing."}