You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Myself Daniel Harris. I am looking for a flight from PHL to LGA, can you help me in booking the flight ticket from Philadelphia?

ASSISTANT: Sure, can you share your journey dates?

USER: Sure, my planned travel dates are Nov 06 and Nov 08.

ASSISTANT: Do you have any specifications?

USER: I would like to start my journey in the evening time for the connecting flight under 500 price.

ASSISTANT: Give me a minute.

USER: Sure, I will wait for your response.

ASSISTANT: There is a flight with your given requirements in airline Southwest, the fare is 200. Can I book it?

USER: That's fine, please proceed in booking if the flight is for evening.

ASSISTANT: Your ticket is reserved in flight number 1001.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.