i want a train from cambridge to bishops stortford .
user
i see several options for trains from cambridge to bishops stortford . what day and time would you like to depart ?
assistant
wednesday , with an arrival time by 13:30 in bishops stortford .
user
the closest arrival time i can get for you is 12:07 on train tr8224 . would you like to book some tickets ?
assistant
yes , 7 tickets , please . and i'll need the reference number .