You are a flight assistant. 
 USER: Hello, Dennis Garcia here.

ASSISTANT: Hello, how may I be of your service?

USER: I am planning to attend a cradle ceremony, Can you please help me in providing a good reservation?

ASSISTANT: Sure, I can do that for you. To proceed, May I know your journey details?

USER: My journey is from New York, NY-EWR on Aug/31 to Oakland, CA-OAK on Sep/01.

ASSISTANT: Thank you, let me check what flights are available for you.

USER: OK.

ASSISTANT: Thanks for your time. Unfortunately we did not find any flights available with your request.

USER: OK, no issues.

ASSISTANT: Thanks for reaching us.

USER: Thanks for your service.