You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Mary Jones here.

ASSISTANT: How can I help you?

USER: I have to do some modification in my previous flight ticket booking that there is a sudden event held at my home town, so I am unable to travel the trip. can you please help me out with changing of my reservation?

ASSISTANT: Sure, I am glad to help you. Please wait for a while.

USER: Ok.

ASSISTANT: I found your reservation, can you please share your airport codes?

USER: Airport codes are from ATL to DFW.

ASSISTANT: May I know your travel dates?

USER: The travel dates are from 04/30 to 05/02.

ASSISTANT: Thank you for your patience, I have found a flight in JetBlue airlines which is having single connection and price is 100. Shall I proceed?

USER: Please proceed with that.

ASSISTANT: Ok, your ticket is booked with the flight 1007.

USER: Thank you.

ASSISTANT: Thank you for reaching us.