TASK DEFINITION: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
PROBLEM: Sentence1: Can you verify that the hospital has a transplant high dependency unit? Sentence2: Can you help me find a hospital nearby? Sentence3: Yes, it does. Here is the unit's phone number: 01223216811. Do you need any other information? Sentence4: I would like the address and phone number please. Sentence5: No that is everything. Thank You Sentence6: Sure, the phone number is 01223245151 and the address is Hills Rd, Cambridge. Sentence7: The nearest hospital to you is at Hills Rd, Cambridge. would you like their phone number? Sentence8: Alright sounds good. I hope everything is okay. Question: Who has spoken the sentence 4? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: It does not matter, I just need one available for 7 people at 18:15 on thursday Sentence2: I'm sorry, nothing is coming up for that particular type of restaurant. Is there any other specifics you may like? Sentence3: The reference number is DVDLH9NK . Is there anything else I can help you with? Sentence4: Unfortunately I could not find any guesthouses meeting those requirements. Sentence5: How many stars is Cityroomz? Sentence6: Before I can book your taxi, what time are you wanting to leave or arrive by? Sentence7: Fantastic. Enjoy your trip! Sentence8: Not yet. I would like you to book a taxi for me between my hotel and restaurant. I will need the car type and contact number. Sentence9: It has a zero star rating, is this ok? Sentence10: I also need the reference number please. Sentence11: I just want to be sure it arrives by the booked time at the restaurant. Sentence12: Cityroomz is the only place that matches your criteria. Sentence13: That is fine. Do they have internet? Sentence14: I have made a reservation at restaurant alimentum for you. Your table will be reserved for 15 minutes. The address is 152 - 154 Hills Road. Sentence15: How about one that serves modern european food? Sentence16: Thank you very much for your help! That was everything I needed. Sentence17: How about a hotel type? Sentence18: There are 3 restaurants serving modern european food, would you prefer one on the south side or town centre? Sentence19: Yes, Cityroomz has internet. Would you like to book it? Sentence20: Booked. Your car type is white skoda and contact number is 07075801794 Sentence21: Can you find me restaurant with moderate prices that serves north indian cuisine? Sentence22: Yes, I also need a guesthouse hotel with moderate prices in the centre. I don't need free parking. Question: Who has spoken the sentence 15? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Thank you goodbye. Sentence2: Moderately priced European food. I will also need the address and postcode. Sentence3: European, then. Sentence4: what area are you looking for? Sentence5: thank you good bye Sentence6: Sorry, but there are no fusion restaurants in the area, Did you want to try a different type of restaurant? Sentence7: Can you direct me towards a moderately priced restaurant serving fusion food? Sentence8: If they are all moderately priced, I do not care. Price is more important than location. Sentence9: I have found five restaurants serving european food, four in the centre area and one in the south. Do you have a preference of area? Sentence10: galleria serves moderately priced european food. Their address is 33 Bridge Street and the postcode is C.B 2, 1 U.W Question: Who has spoken the sentence 1? (A) User (B) System

SOLUTION:
Answer: (B) System