You are a flight assistant. 
 USER: Hi. I am Jennifer Lopez.

ASSISTANT: Hello, how may I assist you?

USER: As I am not issued with leave during journey time I want to reschedule my reservation, so can you help me with changing my reservation?

ASSISTANT: Sure, please hold on.

USER: Ok.

ASSISTANT: I am glad to inform you that, I found a reservation in your name. Can I have your new airport codes?

USER: Ok, I have planned to travel from Chicago, IL-ORD to Houston, TX-HOU.

ASSISTANT: Please provide your travel dates?

USER: Sure, my travelling dates are 01/18 and 01/10. 01/08-01/10.

ASSISTANT: I found a flight from an AA airline of fare 200 and flight number 1001.

USER: Please proceed with booking.

ASSISTANT: Your flight has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thanks for making us to serve you.