Task: Speaker Identification
Input (English): Sentence1: I need a cab to take me to the cambridge punter with an arrival time of 02:00 Sentence2: Booking completed! Booked car type : grey skoda Contact number : 07749752500 Sentence3: I need a taxi to take me to the cambridge punter please Sentence4: I think you're mistaken. I need a taxi going to cambridge punter Question: Who has spoken the sentence 1? (A) User (B) System
Output (English): Answer: (B) System