You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. Can you please provide me with your name?

USER: Myself Linda Rodriguez.

ASSISTANT: What can I help you with today?

USER: I want to go to JFK from DCA to attend a political function.

ASSISTANT: Sure, can you please give me your planning dates?

USER: Sure, my trip dates are 05/05 to 05/07.

ASSISTANT: Sure, give me a minute. Sorry to say that there is no flight found.

USER: Ok.

ASSISTANT: Thank you for taking time to speak with me.

USER: No problem. Thank you.