You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: Can you aid me in booking my flight ticket from June 5th to June 7th.

ASSISTANT: Sure, May I know the journey codes?

USER: My airport codes are from JFK to MSP.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: I am Barbara Jones.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Its ok, thank you.

ASSISTANT: Thank you for opting us.