You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to visit Charlotte with my friends.Can you please help me out?

ASSISTANT: Yes, I will help you out, can you please provide us your travel dates?

USER: Sure, the travel dates are from 12/12 to 12/14.

ASSISTANT: Please provide us your source and destination airport codes?

USER: My location is Seattle, I want to travel from WA-SEA to NC-CLT.

ASSISTANT: Thank you, may I know your name please?

USER: Sure, my name is Patricia Anderson.

ASSISTANT: Anderson, there is a flight available in Delta airlines with 1 connection and the ticket costs you 200 only, can I proceed with booking your ticket?

USER: That's fine, proceed with my booking.

ASSISTANT: Your ticket is confirmed successfully with the flight number 1004.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a safe journey.

USER: You are welcome.