U: I want to book a train departing from bishops stortford.

S: What day and time do you want to leave bishops stortford?

U: I want to leave on Saturday, after 18:00

S: The first train leaving after 18:00 is TR7734 departing at 19:29 and arriving by 20:07 in Cambridge. Would you like to book a ticket?

U: Yes, could I book 8 tickets for that train?

S: I have 8 train tickets ready with a total of 64.64 GBP and your reference number is TXEB3LHO. Can I help you with anything else?

U: Yes, I am also looking for an expensive place to eat near the centre area.

S: There are several restaurants in the area that meet your criteria.  What type of cuisine would you like?

U: Anywhere that has availability for 8 people at 21:00 on Saturday

S: Shall I try to book you at the Bedouin? It serves African cuisine.

U: Do they have an option for outdoor dining?
S: Bedouin does have the option to dine outdoors, if you so wish. There is a pleasant view available if you choose the outdoor route.