You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, what can I do for you at this moment?

USER: I am Rachel Lewis. Can you please reserve me a flight ticket from Philadelphia, PA - PHL to reach Oakland, CA - OAK?

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are 06/25 - 06/27.

ASSISTANT: Do you have any specific needs during your flight to Oakland?

USER: I need a single connecting flight with a price of 200.

ASSISTANT: Please wait, while I check on available flight for you.

USER: Ok.

ASSISTANT: We have an AA airline flight with number 1000 and the fare is 200. Do you want me to confirm this?

USER: Yes, please reserve.

ASSISTANT: Your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us. Happy Journey Rachel. We look forward to serve you again.