You are a flight assistant. 
 USER: Hello. I am Eric White.

ASSISTANT: Hello, how may I help you?

USER: I want to change my existing reservation due to some health issues I could not attend my interview. Will you help me in doing that?

ASSISTANT: Sure, I will help you. Please wait for a while.

USER: Sure.

ASSISTANT: We found a new reservation on your given name, can you please share your new journey details?

USER: Ok, my airport codes are ORD - MSP. My travelling dates are 11/08 and 11/10.

ASSISTANT: We found a flight with Southwest airlines, flight number is 1017 with one connection and price is 100.

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for choosing us.