hi , i am trying to plan a trip and need some help with a train . i am not familiar with trains at all unfortunately . i am departing from leicester and i need to leave on friday . thank you for helping ! i am going to cambridge .
do not worry , i should be able to help you . do you know which station you will be leaving from or going to ? what is your destination ?
{'service': 'train', 'act': 'request', 'slot_name': 'arrive', 'value': '?'}
is there a time you would like to arrive by ?