You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Cynthia Lee.

ASSISTANT: Lee, how can I help you?

USER: I want to travel from CLT to SEA to attend my business meeting. Will you please help me in booking my ticket?

ASSISTANT: Sure, can I know your travel dates?

USER: My preferable dates are from 06/24 to 06/26.

ASSISTANT: The flight 1023 of Southwest airlines is available on your request. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Lee, your ticket is booked successfully.

USER: Thank you for helping me out.

ASSISTANT: You are welcome.