[{'role': 'USR', 'utterance': 'I would love to rent this apartment.'}
 {'role': 'SYS', 'utterance': "I'm happy to hear you say that."}
 {'role': 'USR', 'utterance': 'How much are you asking for every month?'}
 {'role': 'SYS', 'utterance': "I'm renting this apartment out for $ 1050 a month."}
 {'role': 'USR', 'utterance': 'That is quite a lot of money for just one month.'}
 {'role': 'SYS', 'utterance': 'That is a fair price.'}
 {'role': 'USR', 'utterance': 'What do you say to $ 850 a month?'}]
{'role': 'SYS', 'utterance': "That's no good."}