hi , i am looking for a train that leaves after 13:45 on friday .
user
no problem . where is your departure area and destination ?
assistant
i need to go to stansted airport and will be departing from cambridge
user
the closest to 13:45 is 14:40 , which is the tr1316 . it arrives at stansted airport at 15:08 . do you still want to book it ?
assistant
yes , can you book it for 7 people and give me the reference number ?
user
booked ! reference number is fqb8zksp . you will pay 70.7 gbp at the station .
assistant
ok i got it . thanks for your help .