i am looking for a train which departs from cambridge and arrives in kings lynn . can you help me with that ?
user
i have 133 trains matching your preferences . what day would you like to travel ?
assistant
i would like to leave on wednesday anytime after 16:45 .
user
i have 7 trains leaving cambridge on every :11 starting at 17:11 . is there a specific time you would like to arrive by ?
assistant
no . anytime after 16:45 is fine please .