hi ! could you find me a train to stevenage on thursday ?
user
there are 10 trains meeting your preferences . would you like me to book 1 of these for you ?
assistant
would you be able to get me to stevenage by 18:45 ?
user
where would you be leaving from ?
assistant
i'll be leaving from cambridge .
user
tr4765 will arrive in stevenage by 18:10 on thursday , do you want to book a ticket ?
assistant
i would like to book 7 tickets please . i will also need the reference number . thanks