i am looking for a train that leaves on saturday and arrives by 19:00 .
user
we have many trains that meet your request , do you have a departure or destination in mind ?
assistant
yes , i need to get to cambridge . i'll be leaving norwich .
user
there is a train on saturday that leaves at 8:16am . shall i book it ?
assistant
what time does that train arrive in cambridge ? that seems terribly early . i just need to be there by 19:00 .
user
the train arrives in cambridge at 9:35 . would you like me to book that for you ?
assistant
no thanks . i am looking for a place to stay too .