You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
One example: 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
Solution is here: Answer: (A) User
Explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

Now, solve this: Sentence1: There are two guesthouses in the centre. I recommend el shaddai Sentence2: Ok, I also need a taxi to arrive at the restaurant by 17:30. Sentence3: La raza is a cheap restaurant that serves spanish food. Would you like their phone number? Sentence4: Is that located in the centre? Sentence5: Your booking was successful! Your reference number is OSNXB1IR . Is there anything else I can help you with today? Sentence6: Yes. Friday. 2 people. 17:30. Sentence7: The Alexander Bed and Breakfast has internet and the phone number is 01223525725. Sentence8: It is indeed in the city centre. Would you like me to make reservations for you? Sentence9: for 2 on friday Sentence10: alright, then what is your destination please Sentence11: Hello I am looking for a good, cheap, Spanish restaurant.Is there any that you can recommend? Sentence12: What car will be picking me up? Sentence13: Do they have internet and what is the phone number? Sentence14: Thank you for contacting us. Have a great trip. Goodbye. Sentence15: Does the Alexander Bed and Breakfast also have free parking? Sentence16: No problem. Where are you departing from? Sentence17: A grey honda is booked. You can call 07936397340 to reach them. Sentence18: I will be departing from the restaurant. Sentence19: Thanks for all the bookings. I'm ready for my visit now. Take care. Goodbye. Sentence20: Yes they have free parking and wifi. Sentence21: I have made your reservation at La Raza for 17:30 on Friday. Your table will be held for 15 minutes. Your reference number is OS5VNH62 . Do you need anything else? Sentence22: I guess I need to book the hotel first. Is there a guesthouse in the same area as La Raza? Sentence23: Please go ahead and book the Alexander Bed and Breakfast for me. Sentence24: I will book but I need to know how many people and for what day? Question: Who has spoken the sentence 17? (A) User (B) System
Solution:
Answer: (B) System