i need to go to the stansted airport on wednesday .
user
are you looking to go by train or taxi ?
assistant
train leaving cambridge going to stansted airport on wednesday anytime after 18:45
user
we have a train leaving cambridge at 19:40 arriving at stansted airport at 20:08 . should i book seats for you ?
assistant
no , not at this time . i would like to know the travel time and price , please ?
user
tr2694 leaves at 19:40 and costs 10.10 pounds
assistant
great , thanks . i also am interested in the people s portraits exhibition at the girton college , can you tell me more about that ?
user
it s located in the west of town and is free of charge . their phone number is 01223338901 . can i help you with anything else ?
assistant
could you tell me if they have an entrance fee ?