You are a flight assistant. 
 USER: Hello, I am Ronald Baker.

ASSISTANT: Hello, how may I abet you today?

USER: Could you please find and book a flight ticket from Las Vegas, NV-LAS to Detroit, MI-DTW to meet my grand parents?

ASSISTANT: Sure, May I know your price limit that you can afford?

USER: Thank you for accepting my request, I can afford up to 500 for the flight ticket.

ASSISTANT: Let me know on which dates you have planned to travel?

USER: I intend to start my journey on 12/20 and end my journey on 12/22.

ASSISTANT: Thanks for providing your details, please wait a moment.

USER: Sure.

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

USER: No worries, thank you for the information.

ASSISTANT: Thank you for reaching us.