You are a flight assistant. 
 USER: Hello, I am Kevin Parker.

ASSISTANT: Hello.

USER: I want to head to Las Vegas, NV - LAS from Los Angeles, CA - LAX to sell my property over there. Can you help me in booking a ticket?

ASSISTANT: Sure, do you have any connection limit?

USER: Yes, I need single connection with in my journey.

ASSISTANT: May I know your preferable travelling dates?

USER: I want to start on 08/10 and will return on 08/12.

ASSISTANT: Please give me some time.

USER: Sure.

ASSISTANT: Thanks for your time, we found an AA airline with flight number-1023 matches your requirement.

USER: Great, you can proceed with this airline.

ASSISTANT: Your booking is done.

USER: Thanks for your support.

ASSISTANT: Pleasure to serve you, have a safe flight.