Hi, I am Richard Wilson.
user
Hello, how may I help you now?
assistant
I want to book a flight ticket from Boston to New York on 10/11 and return on 10/13, can you help me with it please?
user
Sure, I can help you better. May I know your airport codes?
assistant
Yes, my airport codes are MA-BOS and NY-EWR.
user
Sorry, no flights are available on your route. Thanks for approaching us, have a nice day.
assistant
That's ok, thank you.
user