You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Elizabeth Collins. Can you please help me with flight ticket booking from CLT to LAS?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Sure, I need to travel on dates of 10/30 and 11/01.

ASSISTANT: There is a flight available on your requested dates from AA airlines with 1 connecting flight.Shall I confirm your booking?

USER: I need connection 0 so please make sure that connection should be 0.

ASSISTANT: Sorry, no flight is available for your request.

USER: It's ok fine, no problem. Anyway, thank you for your time.

ASSISTANT: You are welcome.