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: Adress, between victoria road and the river. The entrance fee is unknown. Is there anything else? Sentence2: You are welcome! Enjoy your visit. Sentence3: Your table at Saigon City is booked for Friday at 14:45. The reference number is 2LC9ER6D . Is there anything else I can help you with today? Sentence4: Jesus green outdoor pool is in that area. Sentence5: Thanks. That was all I needed. Goodbye. Sentence6: Yes please book a table for 1 person at 14:45 on friday. Sentence7: I would like asian oriental food in the expensive range. Sentence8: I would like a restaurant in the same area. Sentence9: Hi, can you help me with some information on places to go in town? Sentence10: I'm looking for a swimming pool in the North. Sentence11: I found Saigon City matching. Would you like to book a table there? Sentence12: Yes. I will also need a taxi to take me from Jesus Green Outdoor pool to Saigon City arriving in time for the reservation. Sentence13: Sure, what type of attraction are you looking for? Sentence14: Okay, what type of food would you like to eat and what is your price range? Sentence15: What's the address and entrance fee for that pool? Sentence16: Booking completed! Booked car type : yellow volkswagen Contact number : 07774063266 Question: Who has spoken the sentence 5? (A) User (B) System
Output: 


Answer: (B) System