Hello, I am Janet Williams.
user
Hello, how can I assist you for the day?
assistant
I heard there is a good tourist attractions in Washington. So can you please book me a ticket from CO-DEN to DC-IAD?
user
Sure, I am here to help you. When you are willing to travel?
assistant
I want to start my journey on 03/07. And planning to return on 03/09.
user
Please wait for a moment.
assistant
Sure.
user
Sorry, we found no flights on your given dates.
assistant
Ok, no problem at all. Thanks for your informration.
user
Thank you for reaching us.
assistant