You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: I am looking for a flight which depart in afternoon to reach my destination from JFK. Can you please help me for booking?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, I would like to depart on Oct 05 and 07.

ASSISTANT: Can you please provide your destination airport code?

USER: Sure, destination airport code is LAX.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: I prefer to travel in a direct flight.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

ASSISTANT: Can you please provide your name to proceed further?

USER: Sure, please book my ticket on the name of Elizabeth Nelson.

ASSISTANT: Sorry, there are no flights available at your request.

USER: Ok, thanks for your assistance.

ASSISTANT: Thank you for contacting us, have a nice day.