You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I want to change my recent reservation due to sudden change in my trip.

ASSISTANT: Ok, can I know your name for checking your previous reservation?

USER: Sure, my name is Virginia Taylor.

ASSISTANT: Ok, I have found reservation on your name. Can you tell me your new airport codes for travelling?

USER: Ok, my airport codes are DEN and ATL.

ASSISTANT: Ok, can I know your new dates of travelling?

USER: My travel dates are from 05/23 to 05/25.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: I have found a flight ticket with a price of 100 and 1 connection. Can I proceed to booking?

USER: Please proceed.

ASSISTANT: Ok, your ticket is booked.

USER: Thanks a lot.

ASSISTANT: Thank you for reaching our agency.