You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: It is a happy moment in my life that is my son marriage has been fixed on 09/28 at New York, NY - LGA. I need to travel from Charlotte, NC - CLT and return on 09/30 with price limit 1000.

ASSISTANT: Thank you for your journey details. Please wait, I will check and get back to you.

USER: OK.

ASSISTANT: Sorry for the inconvenience, No flights found with your details. May I know your name?

USER: Susan Turner is my name.

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

USER: Thanks for your information.