can you help me find a train from cambridge ?
user
i have many trains available . what is your destination and day you would like to travel ?
assistant
i am travelling to london liverpool street on monday
user
do you have a particular time you would like to travel ?
assistant
london liverpool street and should leave after 17:00 , i need you to book it for 7 people and a reference number please
user
tr7092 leaves at 17:59 , will this be ok ?
assistant
that sounds great . please book it for me .
user
okay , your booking was successful . the total fee is 116.2 gbp . you can pay this at the station . your reference number is 2sdpsulr .
assistant
thank you . i am also looking for a place to stay . i would like a guest house that s expensive with a star of 4 .
user
i am sorry there are not any matches . would you like to try something in the moderate price range ?
assistant
how about a cheap place instead ?
user
there are 7 choices in the cheap price range , are there any preferences ?
assistant
are there any guesthouses ?
user
yes , there are several . do you have a certain area in mind ?
assistant
the area is not an issue . i do want it to be an actual hotel .
user
there is 1 cheap hotel in the west . it is the cambridge belfry . would you like me to book it for you ?
assistant
yes thank you . i need a room for 7 people and 5 nights starting from wednesday .
user
i will work on getting that booked for you .
assistant
what is the reference number ?