You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Myself Rebecca Nelson. Can you please make my reservation from EWR to DCA?

ASSISTANT: Sure, I am here to help you with that flight ticket booking. Can you please provide your planned travel dates?

USER: Sure, my travel dates are Nov 29 and Dec 01.

ASSISTANT: Do you have any other specifications?

USER: I need a single connection flight.

ASSISTANT: There is no flight available in this route as per your preferable travel dates.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us, have a safe journey. Have a great day.