You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Joseph Hall from Las Vegas.

ASSISTANT: How may I aid you?

USER: I am planning to book a flight ticket from Las Vegas. Could you please help me with booking a flight ticket from LAS to SEA?

ASSISTANT: Sure, we here to help you out, can you please share your journey dates that you prefer to travel?

USER: I prefer to go on 12/25 and return back on 12/27.

ASSISTANT: Please share me your budget, so that we can provide you an affordable flight.

USER: My price limit is 200.

ASSISTANT: Thank you for providing all necessary details, please hold a moment. Let me check with the airlines and let you know.

USER: Sure, I will wait for your information.

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

USER: Not a big problem, thank you for your kind information.

ASSISTANT: Thank you for approaching us, have a good day.

USER: Thank you for your help in searching.

ASSISTANT: Welcome Joseph Hall.