can you help me find a train headed to cambridge on sunday ?
user
i sure can . where will you be boarding ?
assistant
i am departing from london liverpool street , and my train needs to leave after 12:30 .
user
i have a few options , do you have an arrival time in mind ?
assistant
i would like to leave london liverpool street after 12:30 .
user
i would recommend train tr6578
assistant
that s great can you book it for 8 people ?