You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Can you please assist me in making a plane reservation from IAD to JFK?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are June 9th and June 11th.

ASSISTANT: Do you have any specifications?

USER: I need a direct flight.

ASSISTANT: Is there any class preferences?

USER: No.

ASSISTANT: May I know your good name?

USER: Steven Anderson.

ASSISTANT: Sorry, no flights found on your given details.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.