[{'role': 'USR', 'utterance': 'Hello, reservation desk. How can I help you?'}
 {'role': 'SYS', 'utterance': "I'd like to book a room."}
 {'role': 'USR', 'utterance': "And what kind of room would you like ma'am? And we got single rooms, double rooms, standard rooms, sweets and Delux sweets."}
 {'role': 'SYS', 'utterance': "What's the rate for a standard room?"}
 {'role': 'USR', 'utterance': '$79 a night.'}
 {'role': 'SYS', 'utterance': "I'd like a standard room."}
 {'role': 'USR', 'utterance': "What date would you check in ma'am?"}
 {'role': 'SYS', 'utterance': 'December twenty-third, please.'}
 {'role': 'USR', 'utterance': 'How long do you plan to stay?'}
 {'role': 'SYS', 'utterance': 'Four days.'}
 {'role': 'USR', 'utterance': 'Could you give me your name and phone number?'}
 {'role': 'SYS', 'utterance': 'Nancy Brown, my phone number is 7096785634, Nancy Brown.'}
 {'role': 'USR', 'utterance': 'Thanks, what time will you arrive?'}]
{'role': 'SYS', 'utterance': 'Around 3:00 PM.'}