i would like to come visit cambridge and need a train .
user
where will you be departing from ?
assistant
i am leaving from birmingham new street and want to leave on tuesday .
user
sure , is there a particular time you would like to either arrive or leave by ?
assistant
i need a train that will leave after 12:15 please .
user
tr0734 leaves at 12:40 , would that be okay ?
assistant
yes , can you please make a booking for 4 people ?