any trains running on thusday ?
user
yes i have 404 trains that day , where will you be leaving from ?
assistant
i am leaving from cambridge .
user
where will you be going ?
assistant
i am going to the standsted airport and would like to arrive by 08:00 . what would the travel time be on that ?
user
i have train tr7966 leaving at 5:40 and arriving at 6:08 . would you like to book that ?
assistant
no tickets right now , thanks , but what s the total travel time for that train ?