You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Charles Edwards.

ASSISTANT: Charles, how may I assist you today?

USER: I am planning to book a flight from PHL to LAS to meet my friend. Can you please me out?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My travelling dates 11/28 and 11/30.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Make sure that my connection limit should be 1.

ASSISTANT: I found a flight for you with Spirit airline and it costs you 300. Shall I proceed to reserve a seat in this particular airline?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been booked with 1012 flight number.

USER: Thank you for booking.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.

USER: Welcome.