Definition: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Positive Example 1 -
Input: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Output: Answer: (A) User

Positive Example 2 -
Input: Sentence1: Guten Tag, I am staying overnight in Cambridge and need a place to sleep. I need free parking and internet. Sentence2: I have 4 different options for you. I have two cheaper guesthouses and two expensive hotels. Do you have a preference? Sentence3: No, but I'd really like to be on the south end of the city. Do any of those fit the bill? Sentence4: Sure. Does price matter? We can narrow it down and find exactly what you need. Question: Who has spoken the sentence 4? (A) User (B) System
Output: Answer: (B) System

Negative Example 1 -
Input: Sentence1: I am looking for a hotel named alyesbray lodge guest house. Sentence2: i have their info, what would you like to know? Sentence3: I would like to book a reservation for it. Can you help me with that? Sentence4: I sure can. First, I will need to know when you want your stay to begin and how many days you'll be staying. Also, how many people will be staying? Question: Who has spoken the sentence 1? (A) User (B) System
Output: Answer: (A) User

Negative Example 2 -
Input: Sentence1: Hi there! Can you give me some info on Cityroomz?. Sentence2: Cityroomz is located at Sleeperz Hotel, Station Road in the Centre area. It is a moderatley priced hotel with a 0 star rating. Would you like to book a room? Sentence3: Yes please. I need it for 7 people for 3 nights starting on tuesday. Sentence4: How many days would you like to book it for? Question: Who has spoken the sentence 4? (A) User (B) System
Output: Answer: (A) User

Now complete the following example -
Input: Sentence1: The hotel to the restaurant. I want to make sure that I get to the restaurant by the time we booked please. Sentence2: I am looking for the India House restaurant. I will need to book a table for 1 person at 16:30 on Tuesday. Please give me the reference number. Sentence3: Great can I get the phone number of them? Sentence4: I'm looking to book a taxi between the two places. Sentence5: Thank you! You as well! Enjoy your stay! Sentence6: Which site will you be departing from, and which will you be arriving at? Sentence7: There are 5 all across the city that meet your needs. Is there are certain part of town you'd like to stay in? Sentence8: I don't require free parking, but I would like the hotel in the expensive price range. Sentence9: Please tell me your price range and whether or not free parking is important to you. Sentence10: Need a place to stay, free wifi. Needs to be a hotel. Sentence11: Absolutely. Their phone number is 01223351241. Is there anything else I can help you with today? Sentence12: The taxi is booked it's a grey bmw the contact number is 07585544024. Sentence13: University Arms Hotel meets your needs. Would you like me to book a room for you? Sentence14: Your table at India House is all set, reference #GCAE8HPF . Can I help you with anything else today? Sentence15: Downtown would be best. Sentence16: Fantastic, thank you, have a good day. Question: Who has spoken the sentence 5? (A) User (B) System
Output: 


Answer: (B) System