You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you help me in booking my flight ticket as I want to meet my school friends at EWR?

ASSISTANT: Sure, On which dates would you like me to book a flight ticket for you?

USER: I want to start on May 3rd and my return date will be May 5th.

ASSISTANT: Can you please provide your take off airport code?

USER: I want to take off from LAS.

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

USER: Please reserve the flight ticket with the name Nancy Allen.

ASSISTANT: In which class would you like me to book your flight ticket?

USER: I am fine with any class.

ASSISTANT: Let me know your connection limit?

USER: Yes, I prefer a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

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

USER: Its ok, thank you.

ASSISTANT: Thank you for choosing us.