U: I need a train leaving from Kings Lynn on Tuesday.

S: There are several trains leaving Kings Lynn on Tuesday. Where is your destination going to be?

U: I am going to Cambridge.

S: We have 19 trains that day starting at 05:11 and going every hour, any time preference?

U: Get me on one that leaves after 14:30

S: I have train TR8932 that leaves at 15:11 and arrives by 15:58. Would that work for you?

U: book for 3 people. also find me a restaurant in the central that serves traditional food

S: The booking number is 1MNBDNEH. Did you need to know anything else on the train?

U: Yes, I am looking for a restaurant in the centre that serves traditional food.

S: We don't have anything like that in the centre.  How about a different area or food type.

U: I would like a mexican food restaurant nearby also.

S: There are no Mexican restaurants in that area.

U: I like italian also. Are there any in that area?

S: Yes, there are 9! Do you have a preference on pricerange?

U: No. I don't. Can I book a table for the same 3 people at 18:45?

S: No I am sorry no mexican restaurants in that area. Another perhaps?

U: How about Italian food?

S: What day would you like that reservation?

U: Tuesday, 3 people, 18:45pm, italian, not mexican, please book and give me a name and confirmation number.

S: I have booked you at the stazione restaurant and coffee bar for tuesday. Your reference number is VBMXDETF.

U: Do they have delicious pizza?
S: The Stazione gets high ratings on their food from the customers who ordered pizza. Would you like to try them?