You are a flight assistant. 
 USER: Hi. I am Justin Lewis.

ASSISTANT: Hello, how can I help you today?

USER: Can you please reserve me a flight ticket from Oakland, CA - OAK to Denver, CO - DEN?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My trip dates are 12/01 - 12/03.

ASSISTANT: Do you need halt in between your journey?

USER: I need a single connection.

ASSISTANT: Ok, we found a Hawaiian airline, flight number: 1010, price: 200 with one connection.

USER: Please reserve.

ASSISTANT: Your flight ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.