You will be given a definition of a task first, then some input of the task.
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: There is the Ali Baba at the city center, would you like to have the address? Sentence2: Address is 59 Hills Road City Centre and phone number is 01462 432565 Sentence3: What is the address and phone number? Sentence4: Thank you. Good bye! Sentence5: I would like a moderately priced restaurant that serves lebanese food Sentence6: thank you. Goodbye! Question: Who has spoken the sentence 1? (A) User (B) System
Output:
Answer: (B) System