You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I am Dennis Roberts. I am planning to book a ticket from CLT to LAS. Can you please help me out?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: I am planning to travel on 03/12 and return back on 03/14.

ASSISTANT: The AA airline with flight number 1002 is available having fare as 200 and connection as 1, is it ok for you?

USER: That's fine, please proceed the booking.

ASSISTANT: Ok, your reservation is confirmed.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a great day.