i am looking for a train to cambridge that leaves on saturday .
user
i am getting the train schedule on my computer as we speak , where will you be coming from and what time ?
assistant
i am leaving ely and want to be in cambridge by 12:15 .
user
we have 4 trains arriving by 12:15 . is there any particular time you would like to leave by ?
assistant
no , i do not need to leave by a particular time . i want to arrive by 12:15 though .