i am looking for a train leaving on tuesday please .
user
i have a train going to london king s cross that will leave at 05:00 .
assistant
actually i need to go to london liverpool street from cabridge .
user
alright , what time would you like to leave ?
assistant
i would like to leave anytime after 20:15 .
user
ok , i have tr9616 that leaves at 21:39 . will that work for you ?
assistant
is that on tuesday ? if so that would work . i'll need the train id and price .