i am looking for a train to broxbourne .
user
where would you like to leave from , and what day and time would you like to travel ?
assistant
i am going to be leaving from cambridge . i need to leave on tuesday by 13:00 .
user
is there a time you would like to get there by ?
assistant
i do not have an arrival preference .
user
the earliest train leaves at 5:01 . the latest train leaving by 13:00 would depart at 12:01 . there is also 1 that leaves at 13:01 . the trains run every hour .
assistant
actually , i would like to arrive by 13:00 . could you give me the train id for the train arriving closest to that time ?
user
train id is tr6357 . would you like to book ?
assistant
no thanks . i would just like to know the travel time please .
user
the total travel time is 60 minutes . is there anything else you need to know ?
assistant
i need to find a expensive hotel in the north .