You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Jonathan Roberts. I want to book a flight ticket from Oakland CA-OAK to Seattle WA-SEA to enjoy my holiday vacation. Can you please help in booking my flight ticket?

ASSISTANT: Sure, I will help you. May I know your travelling dates please?

USER: 06/21 is my starting date, my return date will be 06/23.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a connecting flight with fare of 100 in Hawaiian airline, 1028 flight number.

USER: Please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for contacting us.