hi ! can you tell me what trains are available on friday after 18:30 ? i am going from stevenage to cambridge . yes i would like to book it for 8 people and i will need the reference number .
certainly , but first i need to know where you are departing from and what your destination is . the first train after 18:30 is tr4969 , which leaves at 19:54 . would you like a ticket , or more information ?
{'service': 'train', 'act': 'offerbooked', 'slot_name': 'ref', 'value': 't6b9unbq'}
sure , i have booked your tickets for 8 people , your reference number is : t6b9unbq .