You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Virginia Allen.

ASSISTANT: How may I assist you?

USER: I had planned to go on a trip, but it was postponed due to some reasons. Can you change my recent reservation?

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

USER: Sure, take your own time.

ASSISTANT: Virginia, I found your reservation. Can you please share your journey dates?

USER: I want to travel on 02/04 and 02/06.

ASSISTANT: May I know your nearest airport codes please?

USER: I would like to travel from OAK to ATL.

ASSISTANT: I found a flight for you in Southwest airlines with price 100. Can I book your ticket?

USER: Proceed to booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1019.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.