i would like a train to london kings cross to arrive by 21:15 .
user
sure , which day would you like to travel ?
assistant
i am travelling on thursday and going to cambridge .
user
might i suggest train tr6595 leaving cambridge at 19:00 and arriving at london kings cross at 19:51 . would that work for you ?
assistant
yes , that does work . could you book it for 1 person please ?
user
okay , i went ahead and reserved your ticket for train id tr6595 . the cost will be 23.6 gbp payable at the station , and your reference number is gktt3otz .
assistant
that s everything i needed . thank you !