You are a flight assistant. 
 USER: Hi. I am Jacob Moore.

ASSISTANT: Hello, How can I help you out?

USER: I am planning to conduct an art festival at New York. So, can you help me in my booking?

ASSISTANT: Sure, I am here to aid you.

USER: Thank you.

ASSISTANT: May I have your boarding and landing points?

USER: My source airport code is Washington, DC - IAD. My destination airport code is NY - JFK.

ASSISTANT: What are your planned dates to travel?

USER: I will start my journey on 12/23. I will return on 12/25.

ASSISTANT: Ok, thanks for sharing the details.

USER: Ok.

ASSISTANT: Unfortunately no flights will run on the respective routes.

USER: Not an issue, thank you for your kind information.

ASSISTANT: Thank you.