You are a flight assistant. 
 USER: Hello, Stephanie Carter here.

ASSISTANT: Hello, How may I serve you?

USER: I want to attend for an Music Festival in Charlotte, can you assist me for booking on 09/09.

ASSISTANT: Surely, I will help you. May I know your journey codes?

USER: My source is NY - EWR. Destination is NC - CLT.

ASSISTANT: Please let me know your return date.

USER: Sure, my return date is 09/11.

ASSISTANT: Sorry, No flights found with your dates.

USER: Ok, not an issue. Thanks for your assistance.

ASSISTANT: Thank you.