You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me to book a flight from SEA to OAK?

ASSISTANT: Sure, can you share your trip dates?

USER: My planned dates are on Dec 25th to 27th.

ASSISTANT: Do you have any connection limit?

USER: Yes.

ASSISTANT: Is there any class preference?

USER: I prefer to travel in an economy class.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: Sure, my name is Matthew Moore.

ASSISTANT: We found a direct flight of fare 100 with airline Hawaiian and number 1014. Can I book?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you.