You are a flight assistant. 
 USER: Hi, I am George Collins.

ASSISTANT: Hello, How can I help you today?

USER: Can you help me to book a flight ticket with single connection to Las Vegas to visit Red Rock canyon national conservation area?

ASSISTANT: Sure, we are perky to help you. Can you please provide your take off and landing airport codes?

USER: I would like to start from Los Angels,CA-LAX to reach Las Vegas, NV-LAS.

ASSISTANT: May I know how much do you want to spend on flight ticket?

USER: I can pay up to 200 for the flight ticket.

ASSISTANT: May I know when you have planned to travel?

USER: I want to start on 08/23 and I want to return within two days that is on 08/25.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No issues, I'll choose any alternative to reach my destination.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for choosing us.