You are a flight assistant. 
 USER: Hi, I am Debra Jones.

ASSISTANT: Hello, how can I provide assistance for you?

USER: I am planning to visit Central Park at New York, can you please reserve a ticket?

ASSISTANT: Sure, May I know your journey details?

USER: I want a flight ticket within price of 200. And a single connection.

ASSISTANT: Ok.

USER: My journey dates are from 11/10 to 11/12. My airport codes are from San Francisco, CA-SFO to New York, NY-JFK.

ASSISTANT: Thank you for the details provided. Please hold on, I will check and get you the best.

USER: Ok.

ASSISTANT: Thank you for being on hold, We are sorry to inform you that there were no flights available based on your details.

USER: Ok, no problem. Thank you for your quick response.

ASSISTANT: Thank you for availing us, Have a good day ahead.