hi there . i am looking to find a train to get me to cambridge . can you help with that ?
user
yes i can where will you be departing from ?
assistant
i will be leaving from birmingham new street on sunday .
user
i have several options on sunday starting at 05:40 and leaving every hour . do you have a particular departure or arrival time in mind ?
assistant
do you have a train leaving sunday at 19:00 ?
user
starting at 19:40 there are trains every hour through 23:40 . would you like to book a seat on 1 ?
assistant
what time does it arrive and whats its id ?