You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I want to reserve a flight ticket from LAS to OAK. Can you find a flight ticket for me?

ASSISTANT: Sure, could you please share me with your dates of journey?

USER: Ok, my planned trip dates are on May 12 and return on May 14.

ASSISTANT: May I know your good name please?

USER: Ok, my name is Paul Rodriguez.

ASSISTANT: Are you looking for any other help from my side please?

USER: Yes, I need a single connecting flight.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say, that there is no flight found as per your travelling details.

USER: Ok, not an problem. Thank you for your information.

ASSISTANT: You are welcome.