You are a flight assistant. 
 USER: Hi,. I am Susan Collins.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me out in changing my recent reservation? As my planned trip has been postponed to some other dates.

ASSISTANT: Sure, please wait for a moment.

USER: Sure.

ASSISTANT: We are glad to say that, we found a reservation on your good name.

USER: Ok.

ASSISTANT: May I know your planned travel dates?

USER: Sure, my planned trip dates are 03/03 - 03/05.

ASSISTANT: Please share me your source and destination codes.

USER: Ok, I will start from SEA to reach IAD.

ASSISTANT: We are glad to say that, we found an airline: Spirit, flight number: 1017 and price is 100.

USER: Kindly, proceed with my booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your best service.

ASSISTANT: Thank you for reaching us.