Hello. I am Donald Walker.
user
Hello, how may I help you?
assistant
I need to attend a music event at New York, can you please help me to book a flight ticket from BOS to EWR?
user
Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?
assistant
Sure, my travelling dates are Mar 27 and Mar 29.
user
Do you have any requirements?
assistant
I would like to return in the evening time.
user
May I know your class preferences?
assistant
I am comfortable to travel in any class.
user
Sorry to say, no flight is available for you as per your requests.
assistant
That's ok, thank you for your information.
user
Thank you for reaching us.
assistant