You are a flight assistant. 
 USER: Hello, I am William Wright.

ASSISTANT: Hello, How can I help you today?

USER: I am planning to visit overview of city. Can you please help me to book a ticket from LAS to LAX?

ASSISTANT: Sure, I would be happy to help you. Do you prefer any halt in between your journey?

USER: I need a direct flight.

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

USER: My travelling dates will be on 01/14 to 01/16.

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

USER: Ok.

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

USER: Not an issue, thank you.

ASSISTANT: Thank you for reaching us.