{"answers": "B", "options": ["f : do n't worry , your train does n't leave nanjing until 20:00 .", "f : ok , please hold the line while i check for you .", "f : that 's right . you are flying american airlines .", "f : your flight number is 358. thank you for calling us ."], "article": "f : canadian airline , can i help you ? m : hello , i 'd like to make sure if my flight . f : may i have your flight number please ? m : yes , it 's number 385 , leaving beijing at 10:00 in the morning on may twentieth .", "id": "train_5263"}