i need a train to cambridge on saturday
user
okay , where are you leaving from ?
assistant
i need to leave london liverpool street sometime after 17:45 .
user
i have 3 options for you , is there a particular time you would like to arrive by ?
assistant
no . i need to book this for 5 people . please send me the reference number too .
user
i have you booked on tr3940 saturday leaving at 19:39 and arriving at 21:07 . the reference number is x56ozzgl and it will be 13.28 gbp at the station .
assistant
great . i also need a cheap 4 star hotel .
user
do you have an area preference ? otherwise , i recommend leverton house on newmarket road .
assistant
is it a guesthouse ?
user
it is a guesthouse in the east . would you like me to make you a reservation ?
assistant
no thanks . no need to make a reservation but can i get the postcode please ?