You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Good evening.

USER: Michelle Robinson here.

ASSISTANT: How can I assist you, Michelle Robinson?

USER: Due to the postponement of my son seminar, I want to change my recent reservation.

ASSISTANT: Sure. Please wait a minute. I found the reservation with your details. Please let me know your travel dates.

USER: My dates of journey is from 08/14 to 08/16.

ASSISTANT: Please mention your airport codes.

USER: My airport codes are from MSP to SEA.

ASSISTANT: There is a flight available with Southwest airlines matching with your details. Shall I proceed?

USER: Yes, proceed.

ASSISTANT: Your ticket is booked. Thank you for reaching us.

USER: Welcome.