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: I will be in the north part of town. I'm looking for a place to go. I might even want to go swimming. Any suggestions? Sentence2: Sorry, I am leaving peterborough. Sentence3: What is the day of travel? Sentence4: I have 2 pools in the north. I think you may like Jesus Green outdoor pool. Would you like their information? Sentence5: Yes I need a train on Thursday to go to Cambridge. Sentence6: That's perfect I think. Please reserve 7 tickets for my group, and let me know the reference number when you have one. Sentence7: No, you have helped tremendously. Thank you. Sentence8: We have many trains that match your request, is there a specific time you want to leave by? Sentence9: The Jesus Green outdoor pool's phone number is 01223302579, postcode is cb43px and the address is between victoria road and the river. May I provide any further assistance? Sentence10: I don't want to get there too early. What is the train that will get me there nearest to 13:30. Sentence11: Thursday, and it should arrive by 13:30. Sentence12: Where would you like to leave from? Sentence13: TR3798 gets there at 13:09. Sentence14: Yes. Can I have the postcodes, phone numbers, and addresses? Sentence15: Thank you! Have a good day. Good bye. Sentence16: Okay great! Your reference number is EOQ7QISL, is there anything else you need? Question: Who has spoken the sentence 6? (A) User (B) System
Output: 


Answer: (A) User