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

ASSISTANT: Hello, how may I aid you today?

USER: I need to book a flight ticket to attend Absinthe live show in Las Vegas, can you aid me in this?

ASSISTANT: Sure, we are glad to help you for booking.

USER: Thank you.

ASSISTANT: Let me know your source point.

USER: My source point is Denver, CO - DEN.

ASSISTANT: On what dates do you want to travel?

USER: I want to travel on 04/01 and I need to catch return flight on 04/03.

ASSISTANT: To proceed further, may I know your destination airport code?

USER: Sure, Las Vegas, NV - LAS is my destination.

ASSISTANT: Do you prefer connected flight or direct flight?

USER: I usually preferred to go by connecting flight only.

ASSISTANT: Thanks for your information, please wait for a couple of minutes.

USER: Ok, sure.

ASSISTANT: Sorry to inform you that, there were no flights running at that location due to abnormal weather conditions.

USER: Ok, not a problem. I will try with other agency. Anyhow thanks for the information.

ASSISTANT: Thank you for approaching us.