You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How shall I help you?

USER: I want to book a direct flight from NY-EWR to DC-DCA to meet my parents, help me in booking my flight ticket .

ASSISTANT: Please specify your travelling dates?

USER: 10/04 is my starting date, my return date will be 10/06.

ASSISTANT: Please mention your name?

USER: I am Justin Taylor.

ASSISTANT: No flights found.

USER: Its ok, thank you.

ASSISTANT: Thank you.