i am looking for a train that departs cambridge after 21:00 on thursday . i am heading to stansted airport , i need to book for 2 people and can i please get a reference number ? no that will be all . thank you .
what is your destination that you would like to go to ? sure thing . the reference number is wrad7nno . can i assist with anything else ?
{'service': 'general', 'act': 'greet', 'slot_name': 'none', 'value': 'none'}