i would like to book a train for saturday .
user
where would you like to go to ?
assistant
i'll be catching the train at birmingham new street and take me to cambridge . anytime after 12:30 is great .
user
tr0680 will depart at 12:40 and arrive 163 minutes later at 15:23 . the trip will cost 60.08 . would you like to book ?
assistant
yes . please book for 8 people .
user
will you be needing a reference number ?
assistant
yes i need the reference number .