You are a flight assistant. 
 USER: Hi, I am Kathleen Perez.

ASSISTANT: Hello, how may I help you?

USER: I want to see the Oakland museum of California at Oakland, CA-OAK, can you please book me a ticket from Denver, CO-DEN?

ASSISTANT: Sure. May I know your depart and arrival dates?

USER: My depart and arrival dates are 08/23 and 08/25.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I usually prefer to travel in connecting flight.

ASSISTANT: Please, wait.

USER: Ok.

ASSISTANT: There is a flight with airline: Delta, flight number: 1009, price 100, 1 connection. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.