You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to book a flight from LAX to JFK, so please help me in booking a flight.

ASSISTANT: Sure, please provide your travelling dates.

USER: My travelling dates are on Sept 2nd to 4th.

ASSISTANT: Ok, Do you have any class preference?

USER: Yes, I need a flight in economy class.

ASSISTANT: Ok, Do you prefer direct flight or connected flight?

USER: I need a single connection.

ASSISTANT: Ok, Do you have any other specifications?

USER: No.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, No flights were found with your given details.

USER: Ok, no issues.

ASSISTANT: Ok, May I know your name?

USER: Sure, my name is Shirley Martin.

ASSISTANT: Ok, Thank you.

USER: Thank you for your service.

ASSISTANT: Have a nice day.