You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you at this moment?

USER: I want to book a direct flight ticket to attend an emergency case at NY. Can you help me?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: 09/12 and 09/14 are my travelling dates.

ASSISTANT: May I know your airport codes of journey please?

USER: OAK and EWR are my airport codes.

ASSISTANT: Do you have any other specifications for this trip?

USER: No.

ASSISTANT: May I know your name to proceed further?

USER: Stephanie Young here.

ASSISTANT: Stephanie Young, there are no direct flight services available on this route on your provided dates.

USER: No issue. Thank you.

ASSISTANT: Thank you for contacting us.