You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you book a flight ticket to Los Angeles by the name Steven Turner?

ASSISTANT: Sure, please help me with your travelling dates?

USER: My travelling dates are from 10/24 to 10/26.

ASSISTANT: Ok, let me know your airport codes?

USER: My airport codes are from JFK to LAX.

ASSISTANT: Ok, any other requirements?

USER: I need a halt in my journey. My budget is 500.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights found with your requested details.

USER: Ok,  No Problem.

ASSISTANT: Thank you for opting us.

USER: Thank you.