You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I need to travel New York, can you please reserve flight ticket from ORA and EWR?

ASSISTANT: Sure, I am here to help you. May I know on what dates would you like to travel?

USER: My travelling dates are Aug,14 and Aug,16.

ASSISTANT: Can you please recheck your source location?

USER: Please confirm my origin airport code is ORD.

ASSISTANT: Do you have any connection limit?

USER: I prefer to travel with single connecting flight.

ASSISTANT: Is there any preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Myself John Davis.

ASSISTANT: Sorry, there are no flights found on your journey dates.

USER: That's ok, I will choose any alternate source to reach my destination.

ASSISTANT: Thank you for choosing us.

USER: Thank you.