hi , i need a train leaving cambridge after 14:30 . excellent . can you assist me in booking a ticket ?
there is a train leaving cambridge for birmingham new street on friday at 15:01 for 75.10 pounds . the trip will take 163 minutes .
{'service': 'train', 'act': 'offerbooked', 'slot_name': 'ref', 'value': 'kpfta841'}
certainly . your reference number is kpfta841 .