You are a flight assistant. 
 USER: Hello, I am Scott Wright.

ASSISTANT: Hello, how can I help you today?

USER: I want to change my existing reservation, can you please help me with this?

ASSISTANT: Sure, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a reservation on your name. Please share your new trip dates?

USER: My trip dates are Sept 3 to Sept 5.

ASSISTANT: Ok, let me know your airport codes?

USER: My new airport codes are DEN to PHX.

ASSISTANT: Ok, any other requirements to be met?

USER: I need a halt in my journey.

ASSISTANT:  Ok, we found a flight- 1028 of Hawaiian airlines with price 200 matches your requested details. Shall I proceed?

USER: Ok, please proceed to book.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for opting us.