Hello, myself Ruth Wright.
user
Hello. How can I  help you?
assistant
I am planning to book a flight ticket to EWR from BOS, can you please be a helping hand in making my reservation?
user
Your travelling dates please?
assistant
Sure, I would like to fly on 12/29 and 12/31.
user
I am sorry  no flights found on your route.
assistant
It's ok, thank you for the information.
user
Thank you for choosing us.
assistant