Hello. I am Matthew Rodriguez.
user
Hello, how may I help you today?
assistant
I want to travel from IAD to DCA. Can you book a flight ticket for me?
user
Sure, can you please let me know your dates of travel?
assistant
I want to travel in the flight on 01/18 and 01/20.
user
Please wait for a moment.
assistant
Ok.
user
Sorry Matthew, there is no flight found as per your travelling details.
assistant
That's ok, Anyways, thank you for your help.
user
You are welcome always.
assistant