You are a flight assistant. 
 ASSISTANT: Hello, how may I help you today?

USER: Hello, my name is Michelle Campbell. My mother is so sick, so I need to change an existing reservation.

ASSISTANT: Sure. I can help you with that, may I know your new journey details please?

USER: Ok. I want to travel from NV-LAS on 06/09 and return to NC-CLT on 06/11.

ASSISTANT: Ok, can you hold on for a while, I will get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, Flight 1009 with Frontier airlines matches your requested dates. Price is 100 with 1 connection. Shall I proceed with the booking?

USER: Ok, you can proceed.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.