[{'role': 'USR', 'utterance': 'Hi young lady. How may I help you?'}
 {'role': 'SYS', 'utterance': "Well, ... yeah. I'm looking for a Father's Day gift."}
 {'role': 'USR', 'utterance': 'Okay. How about getting your father a new wallet?'}
 {'role': 'SYS', 'utterance': 'Hmm. How much is that wallet?'}
 {'role': 'USR', 'utterance': 'Huh ... which one?'}
 {'role': 'SYS', 'utterance': 'The black one.'}
 {'role': 'USR', 'utterance': "Oh. It's only $40.95."}
 {'role': 'SYS', 'utterance': "Huh? That's too expensive for me. Do you have a cheaper one?"}
 {'role': 'USR', 'utterance': 'Hmm. How about this brown leather one?'}
 {'role': 'SYS', 'utterance': "Umm... I don't think my father will like the design on the outside, and it doesn't have a place to put pictures. How much is it anyway?"}
 {'role': 'USR', 'utterance': "It's $25.99."}
 {'role': 'SYS', 'utterance': "Humm. I don't have that much money."}
 {'role': 'USR', 'utterance': 'Okay. How much money do you have to spend?'}]
{'role': 'SYS', 'utterance': "I'm not sure [money falling on the table]. Probably about ten dollars or so. I've been helping my mom around the house for the past week to earn some money. This is all I have."}