i would like a ticket for a train going to ely , leaving on thursday please ?
user
hello , there are trains leaving every 2 hour -s on the :50 s , would you prefer a morning , afternoon , or evening departure ?
assistant
i want to leave after 14:15 .
user
the first departure from cambridge to ely on thursday leaves at 15:50 . would you like to reserve a ticket ?
assistant
no thank you but i'll need the train id and travel time .