You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I am Nicholas Harris. I am planning to conduct a pagan festival at Philadelphia. Can you help me in my booking?

ASSISTANT: Sure, may I know your journey dates?

USER: I will start my journey on 12/25. I will return on 12/27.

ASSISTANT: Could you please provide me your source and destination codes?

USER: My source airport code is Chicago, IL - ORD. My destination airport code is PA - PHL.

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

USER: Yes, I need a flight with a layover.

ASSISTANT: We are glad to say that, we found an airline: JetBlue, flight number: 1027 and price is 200.

USER: Proceed with my booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.