U: I am looking for a train going to Cambridge. Can you help me?

S: Sure. And on what day do you want to travel ?

U: I'll be leaving stansted airport anytime after 17:45 on thursday

S: The next flight after your desired time is at 18:24 on the TR5921 train. You would arrive by 18:52 at cambridge.

U: make reservation for 1 person and give me reference number

S: Your reference number is XZHNMJRS and it will cost 10.1 GBP.

U: Great. I also need a restaurant serving italian food.

S: We have quite a few good italian restaurants in Cambridge. Do you prefer a particular area or price range?

U: It should be in the south, whatever you recommend. I'll need a booking for 1 person at 20:15 on Thursday.

S: Would you like to try pizza express?

U: Does it have good portion of foods?
S: The statements concerning portion sizes at Pizza Express are mixed, ranging from lacking to good sized.