i am looking for a train departing from cambridge that would arrive by 19:45 .
user
there are 1,029 trains that meet your needs . would you like to narrow it down by destination , day , and and or the time it leaves ?
assistant
yes , i need a train that goes to ely and leaves on sunday .
user
train tr5389 leaves cambridge at 17:50 and arrives in sly at 18:07 . can i book this for you ?
assistant
that works , can you book 2 seats for me please ?