i will need to take a train here from london kings cross , i will need ot get here by 19:45 . i would like to leave wednesday please .
and what day do you want to travel ?
{'service': 'train', 'act': 'inform', 'slot_name': 'id', 'value': 'tr5725'} {'service': 'train', 'act': 'offerbook', 'slot_name': 'none', 'value': 'none'}
train tr5725 would work for you , would you like me to book you passage ?