You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donald Edwards.

ASSISTANT: How can I help you?

USER: As a part of refreshment from routine life, I planned for a round trip in Oakland. Can you please help me in booking a ticket?

ASSISTANT: Sure. May I know your travelling dates?

USER: My travelling dates are 12/16 and 12/18.

ASSISTANT: Let me know your airport code.

USER: My airport code is CA-OAK.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Thanks for waiting, there is a flight with airline: Hawaiian, flight number:1013, price 300, 1 connection. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you.