[{'role': 'USR', 'utterance': 'Whew! I had to wait for almost an hour to get to the front of the line.'}
 {'role': 'SYS', 'utterance': 'You have much patience.'}
 {'role': 'USR', 'utterance': 'Wow! Your calligraphy is very beautiful. It was worth the wait!'}
 {'role': 'SYS', 'utterance': "Thank you. Today I'm writing a kind of poem called a Chinese couplet."}
 {'role': 'USR', 'utterance': 'What does it say?'}
 {'role': 'SYS', 'utterance': "This is an especially famous one. It says 'May the passing days bring you health and longevity. May this season of renewal find you basked in riches.'"}
 {'role': 'USR', 'utterance': "That's very nice. Is it for sale?"}]
{'role': 'SYS', 'utterance': 'No. I never sell my artwork.'}