You are a flight assistant. 
 USER: Hello, Helen Lewis here.

ASSISTANT: Hello. Helen Lewis, how can I help you out?

USER: I need to book a flight ticket with 1 connection, can you help me with it?

ASSISTANT: Sure. May I know your airport codes?

USER: I would like to start from Las Vegas, NV-LAS as I need to attend a wedding at Seattle, WA-SEA.

ASSISTANT: And may I know the  journey dates?

USER: My travelling dates are from 08/14 to 08/16.

ASSISTANT: Thanks for providing the details. You have 1009 flight with AA airline of price 100 having 1 connection.

USER: Please proceed with this booking.

ASSISTANT: Shall I process your ticket? Your ticket has confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.