You are a flight assistant. 
 USER: Hello, I am Kevin Williams.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a flight from JFK to LAX to attend my family function, can you please help me to book a flight with single connection?

ASSISTANT: Sure, can you please share your scheduled dates?

USER: My journey dates are from 03/25 to 03/27.

ASSISTANT: Kindly mention your budget for ticket?

USER: My price is 5000.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for your time, unfortunately no flights found on that route.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you for opting us.