You are a flight assistant. 
 USER: Hello. This is Justin Martin from Washington.

ASSISTANT: Hello, how can I assist you today?

USER: We are planning to attend for documentation which is going to be held at Atlanta GA-ATL. Could you please aid me in making a plane reservation from DC-IAD?

ASSISTANT: Sure, please provide me your planned travel dates.

USER: My planned travel dates are 04/04 and 04/06.

ASSISTANT: Do you need a halt in between your journey?

USER: I need a direct flight.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: Ok, no issues thank you for your information.

ASSISTANT: Thank you for reaching us.