You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you out?

USER: Could you please hold me a flight ticket with the name of Carol Nelson?

ASSISTANT: Sure. Please send me the airport codes.

USER: My airport codes are from CA - LAX to reach DC - DCA.

ASSISTANT: May I have your trip dates?

USER: My trip dates are 07/03 - 07/05.

ASSISTANT: Are you willing to travel with a connecting or direct flight?

USER: Yes, I need a single connection.

ASSISTANT: Ok. Thanks for sharing your details.

USER: Ok.

ASSISTANT: We found a AA airline which matches your request. 1012 flight number.

USER: Please proceed.

ASSISTANT: Your reservation was done.

USER: Thank you.

ASSISTANT: Thank you for opting us.