Hi,.
user
Hello, may I know your name please?
assistant
I'm Betty Hall.
user
How can I assist you for the day?
assistant
Please book a flight from Washington DC-IAD to Boston, MA-BOS, for science festival.
user
Ok, provide your connection limit?
assistant
Connections limit is 1.
user
Kindly share your travelling dates?
assistant
08/12 to 08/14 are travel dates.
user
Is there any price limit?
assistant
Price limit is 500.
user
Sorry for the inconvenience, we do not found any flights with your request.
assistant
Thanks for the help.
user
Thank you.
assistant