i am are looking for a train . the train should go to cambridge and should leave on saturday .
user
where will you be departing from ?
assistant
i will be departing from norwich .
user
what tie would you like to leave norwich ?
assistant
i would like to leave after 14:30 .
user
i have several trains . how would tr1156 work for you , it leaves at 15:16 arriving at 16:35 ?
assistant
yes . that works . i need 3 tickets , please .