You are a flight assistant. 
 USER: Hi, I am Donald Mitchell.

ASSISTANT: Hello,. How may I help you?

USER: I would like to go on a Holiday festivals with my family in New York, can you book a flight ticket with fare 500 ?

ASSISTANT: Sure. May I know your travelling dates?

USER: Sure, my arrival and departure dates are 09/24 and 09/22.

ASSISTANT: Please provide your travelling codes?

USER: Sure, I want to depart from LAX to EWR.

ASSISTANT: Any specifications?

USER: Yes, I need a single connection in between journey.

ASSISTANT: No flight found for your requirement.

USER: Ok, no issues.

ASSISTANT: Thanks.