U: I need a train to go from Cambridge to Norwich.

S: What day of the week are you looking to travel?

U: I am traveling on Sunday

S: What time would you like to leave or arrive by?

U: I would like to arrive by 13:45.

S: I have the TR7438 that will arrive at 12:55. Would you like a booking made today?

U: I would like to book that train for 4 people please.

S: 7G6OJ8G2 is your  confirmation code. May I help you further?

U: yeah, I'm also looking for a place to stay. I don't like hotels, so a guesthouse would be better. Moderate in price.

S: There are several moderate priced guesthouses do you  have a preferred area that you want to stay in?

U: Yes, the hotel should be in the east and doesn't need to have free parking.

S: a and b guest house is a guesthouse in the east and it is moderate. Shall I book it ?

U: Is it clean?
S: Guests who stayed at a and b guest house have stated that the rooms weren't very clean, and that they could have been cleaner.