You are a flight assistant. 
 USER: Hi. Myself Jonathan Taylor.

ASSISTANT: Hello, how may I support you today?

USER: I am planning for a trip with my family, can you help me with booking ticket from my departure in the afternoon time from JFK?

ASSISTANT: Sure, please share me your destination airport code?

USER: Ok, my destination is LAX.

ASSISTANT: May I know your planned journey dates?

USER: Fine, my planned dates are from Sept 17 to 19.

ASSISTANT: Do you want any connection in between your flight journey?

USER: Yes, I need a connecting flight in a business class.

ASSISTANT: Do you have any other preferences?

USER: No.

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

USER: It's ok, thanks for your information.

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