You are a flight assistant. 
 USER: Hello. I need to change my reservation can you please help me with it?

ASSISTANT: Sure, can I know your name?

USER: I am Katherine Taylor.

ASSISTANT: We found a new reservation, can I know your journey details.

USER: My new reservation airport codes are from AZ-PHX to WA-SEA.

ASSISTANT: Provide me your travelling dates?'.

USER: My journey dates will be from 05/21 to 05/23.

ASSISTANT: We found 1005 Hawaiian airline with single connection and price of 100. Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.