i am looking for a train that s going to cambridge arriving by 16:30 .
user
i have several trains that fit . where are you departing ?
assistant
i am leaving from london liverpool street on sunday .
user
i have 1 leaving at 13:39 and arrive by 15:07 . would you like that 1 ?
assistant
what is the travel time on that ?
user
the travel time for that route is 88 minutes . can i book you a ticket ?
assistant
yes please . i am also looking for a college type attraction in town .
user
would you like christ s college it hs free entrance fee .
assistant
sure . what time is is open ?
user
i do not have information on open and close times but here is the phone number if you would like to find out , 01223334900 .
assistant
great . thanks for the information .