You are a flight assistant. 
 USER: Hello, I am Christopher Allen.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket to New York, JFK as I am planning to go for Brooklyn walking tour?

ASSISTANT: Sure. May I know your depart and arrival dates?

USER: I would like to start my journey on 11/09. I intend to return on 11/11.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a lay by.

ASSISTANT: Kindly, mention your source code.

USER: My boarding will be from Orlando, MCO.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: Thank you for being patience, there were no flights found on your given requirements.

USER: It's ok, no problem. Thank you for your response.

ASSISTANT: Thank you for opting us.