Hello.
user
Hello, how can I help you?
assistant
Please help me to book a flight ticket from IAD to BOS.
user
Sure, may I know the travelling dates?
assistant
Aug, 21 and Aug, 23 are my travelling dates.
user
Do you have any connection limit?
assistant
I would prefer single connection.
user
Is there any other requirements?
assistant
No.
user
May I know your name?
assistant
Karen Johnson.
user
Please wait a minute.
assistant
Sure.
user
Sorry, no flights found with your chosen dates.
assistant
That's ok, thank you for the information.
user
Thank you for opting us.
assistant