i need a train on sunday , arriving by 16:30 , please .
user
what are your departure and arrival stations ?
assistant
i will be departing from leicester and arriving in cambridge .
user
tr1492 arrives in cambridge closest to your requested time , scheduled to arrive by 15:54 , it departs leicester at 14:09 . would you like to book a ticket ?
assistant
yes . i would like a booking for 3 people please .