i am looking for a train departing from london liverpool street leaving on thursday .
user
there are 10 trains leaving fro liverpool street on thursday . did you have a departure time in mind ?
assistant
yes , i do not want to leave for cambridge until 15:00 at the earliest .
user
okay , the tr8944 leaves at 15:39 and arrives by 17:07 . would you like me to book tickets for you ?
assistant
yes , for 6 people .
user
okay i have booked you and your reference number is wluoqkev .
assistant
thank you . i also need a hotel in the south .
user
what price range are you interested in ?
assistant
no price range but i do want a 4 start .
user
rosa s bed and breakfast is in the cheap price range
assistant
that sounds great . i'll need a reservation for 6 people for 4 nights on thursday .