You are a flight assistant. 
 USER: Hi. I am Catherine Martin.

ASSISTANT: Hello, how may I render you?

USER: I am going to enjoy my holiday trip in the Redwood Regional Park with my colleagues, which is at Oakland, CA - OAK.

ASSISTANT: Ok.

USER: Can you please hold me a flight ticket from Los Angeles, CA - LAX?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your trip dates?

USER: My trip dates are 08/08 - 08/10.

ASSISTANT: Do you have any other requirements?

USER: I need a single connection.

ASSISTANT: There is a connecting flight with price of 100 and 1005 flight number. Shall I proceed?

USER: Please reserve.

ASSISTANT: Your booking has been confirmed with UA airline.

USER: Thank you.

ASSISTANT: Thank you for choosing us.