You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Jefferey Moore.

ASSISTANT: Welcome to flight booking agency Moore.

USER: I want to travel from LAS to LGA for attending a business meeting. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am glad to help you. Can you please provide your travelling dates?

USER: My departure date is 08/10 and return date is 08/12.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Ok, I will wait.

ASSISTANT: Sorry to inform you that, there are no flights moving to your region with your requested dates of travelling.

USER: Thank you for the information.

ASSISTANT: Thank you for reaching us, have a great day.