Hello.
user
Hello, how may I guide you?
assistant
I'm Raymond Allen. I want to visit a historical place in Boston.Can you book a ticket from PA - PHL to MA - BOS?
user
Sure Raymond, can I know the dates of travel?
assistant
My departure is on 11/25 and return is on 11/27. The connection limit is 1.
user
Hold on for a moment.
assistant
Sure.
user
I'm sorry Raymond, there are no flights matching your preferences.
assistant
That's not a problem. Thank you for your help.
user
Thank you, have a good day.
assistant