i am looking for a train from ely to cambridge . do you have any ?
user
yes , there are quite a few . is there a day and time you would like to travel ?
assistant
yes , leaving on sunday at 10:00 am
user
the best time matching your criteria is a departure from ely at 11:35 . will that do ?
assistant
i am sorry , my travel day is actually thursday , not sunday . i need to arrive by 14:45 .
user
i have a train tr4068 leaving at 5:35 and arriving at 5:52 . would you like to make reservations ?
assistant
yes , please make reservations .
user
your reference number is : mubtuutm . can i help with anything else ?
assistant
did you book for 5 people ? is there a train that arrives closer to but before 14:45 ? thanks .