i need a train going to cambridge that'll leave after 12:15 .
user
what day of the week do you want to travel
assistant
trusday , i need to leave by the london liverpool street station .
user
the tr3257 leaves at 13:39 for 16.60 pounds . would you like me to book that for you ?
assistant
yes . also , what will be the arrival time ? and , what is the train id ? thanks so much !
user
the train is number tr3257 . it arrives in cambridge at 15:07 . how many tickets would you like ?
assistant
i am , also looking for a place to stay . the hotel should be in the north and should be in the moderate price range