i am looking for a train arriving by 17:15 departing from cambridge .
user
where is your destination ? and what day would you like to leave ?
assistant
i need to go to bishops stortford on sunday .
user
the tr3600 will arrive at 16:07 to bishops stortford . do you need me to book that for you ?
assistant
yes , please . i am travelling alone , but could you give me the price as well ?