U: I am planning a trip to Cambridge

S: How great! I'm sure you'll love it here. Is there something specific I can find for you?

U: train should leave after 11:15 and should depart from stansted airport on Sunday

S: Okay, the TR9445 leaves at 11:24 and arrives by 11:52. Would you like me to book tickets for you?

U: Yes, please. I'll need tickets for 5 people.

S: Booking was successful, the total fee is 40.4 GBP payable at the station . Reference number is : 38E1SSYP.

U: I'm also looking for a restaurant in the moderate price range, that serves Thai food.

S: Im sorry there are no restaurants like that. Would you like to search for something else?

U: No moderately-priced Thai places in the east, huh?

S: There are not - would you like to adjust the type of restaurant or the price range?

U: Let's try Indian food.

S: Do you have a preference - I come up with 2.   Curry Prince, or Rajmahal.  I recommend Curry Prince.  Is this okay?

U: Is Curry Prince known for its staff and good service?
S: Yes it is. The restaurant is conveniently located in the safest place in town providing the best services and the best waitstaff.