i am looking for the restaurant , de luca cucina and bar . where is it located in cambridge ?
user
de luca cucina and bar is located at 83 regent street , would you like their phone number as well ?
assistant
yes , can you also confirm what kind of food these serve for me ?
user
de luca cucina and bar serves modern european food . would you like a reservation ?
assistant
not at this time . i do need a train , though . i'll be leaving from london liverpool street on sunday .
user
there are 10 trains . is there a particular time you would like to leave or arrive by ?
assistant
i want to leave at 9:30am .
user
there are no trains leaving at 9:30 but train tr2357 departs at 9:39 . will that be okay ?
assistant
actually can i change that to after 13:45 and may i also get the reference number please ?