You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you now?

USER: I am Ronald Garcia. Can you please book a ticket for me as I am planning to go for Central park at New York, JFK?

ASSISTANT: Sure, please mention your source airport code?

USER: Source code is Detroit, DTW.

ASSISTANT: Do you need any connection in between your journey?

USER: Yes, I need a stopover in between my journey.

ASSISTANT: Please share me your planned journey dates?

USER: Journey dates are 04/18 to 04/20.

ASSISTANT: May I know your budget for flight ticket?

USER: I can afford up to 1000.

ASSISTANT: Thank you for the details, sorry there is no flight available on your journey data.

USER: No problem. Thank you.

ASSISTANT: Thank you for reaching us, we hope see you again.