hello , can you help me find a train going to london kings cross ?
user
sure ! what day are you planning on leaving ?
assistant
on monday , from cambridge .
user
what time would you like to depart . i have anything from 5:00 to 23:00
assistant
i would like to leave after 15:45 , please .
user
tr7786 will leave at 17:00 , would that work for you ?
assistant
can i get the travel time for that as well ?
user
the travel time is 51 minutes . can i help you with anything else ?
assistant
i want a cheap swedish restaurant in the centre , please .