You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Please book a flight ticket from EWR to LAX?

ASSISTANT: May I know your trip dates?

USER: My journey dates are Aug 08 and Aug 10.

ASSISTANT: Do you prefer any connections?

USER: I need a connecting flight.

ASSISTANT: May I know your specifications?

USER: No.

ASSISTANT: Please share your name.

USER: I am Kimberly Hill.

ASSISTANT: Sorry, no flights found on your route.

USER: No problem, thank you for your information.

ASSISTANT: Thank you.