i would like to find an italian restaurant open for dinner ?
user
i will need more information on what you are looking for , what area and what time ?
assistant
i am looking for a train departing from london liverpool street on thursday to go to cambridge .
user
there are multiple trains available . by what time do you need to depart or arrive ?
assistant
i need to arrive by 09:30 . the booking is for me only and i will need a reference number please .
user
how about the tr4204 ? it will arrive by 9:07 .
assistant
that sounds good . please book me for 1 person and give me the reference number .