Hello, Anthony Anderson here.
user
Hello. How can I assist you?
assistant
I planned to travel from IAD to BOS, can you please help me to book a flight ticket?
user
Can I know your travel dates?
assistant
I planned to travel on 09/04 and 09/06.
user
Sorry Anthony, there is no flight available on your requested dates.
assistant
Ok, no problem. Thank you for your information.
user
You are welcome.
assistant