i need a train to stevenage .
user
absolutely . from where would you like to depart ?
assistant
i am leaving out of cambridge . i need the ticket for sunday .
user
tr5390 is the first train of the day leaving at 5:21 would that work for you ?
assistant
unfortunately i need to leave after 09:30 , is there 1 available then ?
user
sure thing , train tr8464 leaves at 11:21 . will that work ?
assistant
that will probably work fine . can you tell me the travel time for that train ?
user
the first train of sunday leaves at 11:21 and arrives by 12:10 . does that meet your requirement -s ?
assistant
by travel time , i mean the duration of the train trip .
user
i am sorry . that comes out to a 49 minute train ride . does that sound agreeable to you ?
assistant
yes that will be fine .