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 address I have for camboats is the plough, green end, fen ditton. Perhaps you can give them a call for more information. Their phone number is 01223902112. Sentence2: thanks that is i need today Sentence3: I also need a train leaving on friday and arriving by 20:00. Sentence4: And where would your destination be please ? Sentence5: Do you know anything about camboats? Sentence6: I do, they are an amazing boating place in the east part of cambridge with activites for all type of boaters, would you like more information? Sentence7: Yes more info of what is offered and how can I get there Sentence8: Thank you. Goodbye. Sentence9: No I don't know their business hours but I have a phone number you can use to check with them. It's 01223902112. Sentence10: Thank you. Could you tell me their business hours? Sentence11: The travel time is 38 minutes and the price is 10.10 pounds. Sentence12: you are welcome. Sentence13: We've got a train leaving at 17:29. Would you like me to book some tickets for you? Sentence14: I dont need a booking. I do need the travel time and the price please. Sentence15: I'm unsure of the entrance fee. You could try calling then with the number I provided though. Can I help with anything else? Sentence16: Please feel free to reach out if you have any additional questions. Goodbye. Sentence17: Is there an entrance fee at Camboats? Sentence18: my destination is bishops stortford Question: Who has spoken the sentence 3? (A) User (B) System
Output: 


Answer: (B) System