You are a flight assistant. 
 USER: Hello, I am Johnson Jones.

ASSISTANT: Hello, how may I help you?

USER: Last year we have visited San Francisco, CA - SFO but, it is incomplete. Again we have planned to visit remaining places. Can you book me a flight ticket with a connecting flight?

ASSISTANT: Sure, may I know from where do you want to takeoff?

USER: I will board from CA - LAX, Los Angeles.

ASSISTANT: Ok, on which dates are you going to plan for travelling?

USER: On 04/06 I want to fly, and I will return on 04/08.

ASSISTANT: Do you have any other requirements?

USER: I can afford only 1000 for my ticket.

ASSISTANT: There is a flight found on Southwest airline, flight number 1003 it is connecting flight.

USER: It is perfect, please go on.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your kind help.

ASSISTANT: Thank you for choosing us.