hey ! i am looking for a train from cambridge to stevenage .
user
trains depart approximately every 2 hour -s . what time would you like to leave and arrive by ?
assistant
i need to travel on wednesday , and i need to arrive by 16:45 .
user
i have found several trains that begin leaving at 5:21 until 15:21 to arrive by 16:45 . trains cost 12.80 pounds and are 49 minutes long . do you prefer early or later ?
assistant
the 15:21 sounds good . i think all i need will be the train id .
user
the train id for the 15:21 is tr7245 .
assistant
fantastic , can you also give me information on the fitzwilliam museum ?
user
it has free admission and is in the centre area .
assistant
can i have the phone number and the address of the museum ?