U: I'm trying to find a train that leaves on Sunday and going to Cambridge. Can you help?

S: What is your destination?

U: I'm headed to cambridge.

S: I'm sorry, I needed to ask you from where would you be departing?

U: I will be departing from Ely.

S: The earliest train leaves at 5:35 and the latest at 23:35.  They run every 2 hours.  What time would you like to depart or arrive?

U: i want to leave after 14:45

S: How about TR9823 departing ely at 15:35 and arriving in cambridge at 15:52?  Would you like me to book a seat for you?

U: Wait.  Leaving for London king not Ely.  I am going to Cambridge.  I need a train for that.

S: TR7931 departing London Kings Cross at 15:17 and arriving in Cambridge at 116:08. Would you like me to book a seat for you?

U: Could I get the price and the travel time for that train?

S: It is 18.88 pounds and last a total of 51 minutes.

U: Great! Thank you! I'm also looking for a particular restaurant. Its name is called the varsity restaurant.

S: It is located at 35 Saint Andrews Street City Centre. It is a moderately priced international restaurant.

U: Does it serve non alcoholic drinks?
S: They do serve non alcoholic drinks, but opinions vary as to the variety. There are comments indicating that it is a good selection, but others that say the selection is limited.