You are a flight assistant. 
 USER: Hello, I am Jerry Brown.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket from JFK to LAX, can you please help me to book a flight ticket?

ASSISTANT: Sure, please share your planned trip dates?

USER: Sure, my journey dates are Apr 19 and Apr 21.

ASSISTANT: Ok, any other requirements to be met?

USER: I need a halt with fare 1000.

ASSISTANT: Ok, no flights found with your requested details.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for connecting with us.