Domains: train

user: I'm looking for a train on Sunday that leaves after 17:15.

assistant: What are your departure and arrival destinations?

user: I'll be leaving from cambridge and heading to stansted airport.

assistant: Ok there are 7 choices. Is there a particular time you'd like to arrive at your destination?

user: not really, it just needs to leave after 17:15.

assistant: There are plenty of choices starting at 17:40 and leaving every hour onwards. Do you want me to book it?

user: Yes, book it for 7 people at 17:40

assistant: Booking was made, ref number is 6QWLFWW5! Do you need anything more?

user: thats all, see ya!

assistant: have a safe trip, bye.