i need to book a train departing from cambridge after 9:15 .
user
where are you heading to ?
assistant
i am going to stevenage , on wednesday .
user
i was able to find a train for you at 9:21 . would you like me to book it for you ?
assistant
could you tell me what the price of this trip is ?
user
it should cost around 12.80 pounds . anything else ?
assistant
yes , what s the train id and what time does it arrive ?
user
tr8913 will arrive by 10:10 .
assistant
great . that is all i need .