You are a flight assistant. 
 USER: Hello. I am Robert Thompson.

ASSISTANT: Hello, how can I render you today?

USER: Will you help me in finding a direct flight in my route to Phoenix?

ASSISTANT: Sure, I would be happy to help you. Can you please provide your take off and landing airport codes?

USER: My origin is LAX and destination is PHX.

ASSISTANT: What are your planned trip dates?

USER: I need to reach there by 01/10 to meet my old friend and will come back on 01/12.

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: That's Ok. Thanks for the information.

ASSISTANT: Thank you for choosing us.