You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Carolyn Clark. I am planning to change my reservation to another destination, so can you help me to change my reservation?

ASSISTANT: I got your reservation on your name, please provide your travelling dates.

USER: 08/25 to 08/27.

ASSISTANT: Ok, may I know your locations?

USER: My airport codes are HOU to LAX.

ASSISTANT: There is a flight-1005 on JetBlue airlines with price 200, shall I book it?

USER: Proceed for booking.

ASSISTANT: Ok, your ticket has been done.

USER: Thank you.

ASSISTANT: Welcome, have a safe trip.