[{'role': 'USR', 'utterance': 'Come here! I can see the tall camphor trees from here.'}
 {'role': 'SYS', 'utterance': 'Yes, we can also see some yew trees.'}
 {'role': 'USR', 'utterance': 'This is a great botanical garden in the city.'}
 {'role': 'SYS', 'utterance': "Listen to the sound of nature! It's like music."}
 {'role': 'USR', 'utterance': 'Yeah, I agree. It makes you feel really good.'}
 {'role': 'SYS', 'utterance': 'What are those. Miss Liu?'}
 {'role': 'USR', 'utterance': 'Do you mean the red flowers? They are peony flowers?'}]
{'role': 'SYS', 'utterance': 'The red and yellow peony flowers are so beautiful.'}