You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your good name?

USER: My name is Donna Gonzalez.

ASSISTANT: How can I assist you today?

USER: I want to attend for training session for a new project at my main branch Las Vegas, so help me in booking a flight ticket from Las Angeles.

ASSISTANT: Sure, could you please provide me your planned travel dates?

USER: I would to start my journey on 03/29, return on 03/31.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Please provide me your airport codes.

USER: My source and destination airport codes are CA - LAX, NV - LAS.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We are glad to say that, we found an airline: Frontier, flight number: 1018 and price is 100.

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.