U: I need a train from cambridge to go to london liverpool street

S: sure, what day are you traveling?

U: I will be traveling on Thursday.

S: Do you know what time you need to depart or arrive by so I can narrow the options?

U: I will be traveling on a Sunday, and I need to arrive by 14:30

S: You will be traveling on Thursday or Sunday? You've said both.

U: I should leave Cambridge on sunday and arrive in london liverpool street by 14:30. I need 4 tickets and a reference number.

S: TR5504 would arrive at 13:27, would that work?

U: Yes, that's perfect. I need tickets for 4 people, please.

S: Booking was successful, the total fee is 66.4 GBP payable at the station . Reference number is : B8QZ32WO. Can I help with anything else?

U: Yes, i need to find a restaurant to visit in the centre of town. Preferably in the moderate price range.

S: There are 21 that fits your criteria. Which cuisine would you like, to help narrow your choices down?

U: It doesn't matter.

S: Yippee Noodle Bar meets your criteria, would you like their information?

U: Do they have good valued beer?
S: The review don't show beer specifically but they do say the drinks are affordable. Would you like me to see if I can find a menu?