i need some help choosing a train to leicester .
user
i can help you with that . what is your departure site and day you would like to travel ?
assistant
i will be departing from cambridge on saturday .
user
do you have a time that you need to leave or arrive by ?
assistant
i need to leave after 21:00 .
user
the tr7610 leaves at 21:21 and is a 105 minute ride to leicester . would you like me to book you seats ?
assistant
great can you get me 7 tickets for that ?