U: I need to find a train that departs from Cambridge and arrives by 9:15. Can you help?

S: What is your destination?

U: I'm traveling to Ely.

S: We can definitely help you with that, I just need to know the day you will be traveling.

U: For today, arriving by 21:15.

S: I'm sorry, I need to know the day you will be traveling.

U: I am departing on Sunday.

S: I have a train on Sunday that arrives at 20:07. Would that do?

U: That's perfect.  Could you book it for 8 people?

S: Booking was successful, the total fee is 28.16 GBP payable at the station . Reference number is : LZLSJZ1K. Anything else I can help with?

U: Thank you! Will you please find me an expensive restaurant in the Centre part of town?

S: Would you like me to book it for you ?

U: no booking yet for the restaurant.  I want to eat at a restaurant that serves thai food.  Do you have any?

S: Bangkok City serves Thai food, and is in the centre part of town. Would you like me to book it for you?

U: Do they have great service?
S: The service at Bankok City is generally good but there have been complaints about the difficulty getting drinks or the staff being very new. Would you like more information for Bangkok City?