You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Katherine Roberts.

ASSISTANT: How can I aid you?

USER: I need to schedule my trip on dates 08/15 08/17 to reach San Francisco, CA - SFO. Can you help me?

ASSISTANT: Sure, please let me  know your boarding point.

USER: I am heading from Oakland, CA - OAK.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thanks for being waiting. We found a Hawaiian airline,flight number:1008 and the price is 200.

USER: Ok, please book my ticket.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank for your service.

ASSISTANT: Thank you for choosing us.