i am looking for a train to cambridge .
user
there are several trains leaving for cambridge . the next 1 leaves at 5:17 , would you like for me to book a ticket ?
assistant
i need it to leave from birmingham new street .
user
what day will you be traveling ?
assistant
on a wednesday
user
what time would you like to leave and arrive ?
assistant
i would like to arrive by 13:15 .
user
there is a 9:40 that would arrive by 12:23 . how does that sound ?
assistant
sounds great . please book it for 8 peoople .