i need to find a train into cambridge that will arrive by 09:15 .
user
i can help you with that . where are you traveling from ?
assistant
i will be leaving the stansted airport on thursday .
user
perfect , i have train tr1472 that meets your criteria , would you like me to book a ticket for you ?
assistant
book it for 3 people .
user
sure . your train is booked . the fee will be 30.29 gbp and your reference number is 7fgdre1q .
assistant
i need to find a place to stay as well . can you help ?
user
i need to know what you are looking for first .
assistant
i am looking to find a guesthouse in the centre of town .
user
may i recommend alexander bed and breakfast ? it is a cheap guesthouse with a 4 star rating in the centre of town .
assistant
are there any 4 star guesthouses in the centre that are expensive ?
user
no there are not . would you like me to book the alexander bed and breakfast for you ?
assistant
how about 1 that is in the type of hotel ?
user
i am sorry but there are no 4 star hotel -s either . would you like to try another star rating or area ?
assistant
are there any guesthouses in another area close by ?
user
i am afraid not . would you like to try a different price range or star rating ?
assistant
are there any 4 star guesthouses in cambridge ?