You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to meet my parents in ORD. Can you help me in booking flight ticket from DCA?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Could you please share your journey dates?

USER: My travel dates are Oct 02 to Oct 04.

ASSISTANT: Do you prefer a connecting or direct flight?

USER: I prefer to travel in connecting flight.

ASSISTANT: Is there any other preferences?

USER: No.

ASSISTANT: May I know your good name to proceed further?

USER: Carolyn Rodriguez here.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there are no flights available as per your requirements.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.