You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you aid me to book a flight ticket from LGA to LAS?

ASSISTANT: Sure, could I have your journey dates, please?

USER: My trip dates are Jan 19 and Jan 21 respectively.

ASSISTANT: Do you have any specifications?

USER: I prefer for a lay by.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: Amy Wright here.

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

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.