You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to change my reservation as my meeting got postponed to other dates, so help me in changing.

ASSISTANT: sure, we are here to help you. May I know your name to check your existing reservation?

USER: Sure, my name is Stephen Adams.

ASSISTANT: Please wait for a minute, I will check with the reservation and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a reservation on your name. Can you please share your new reservation details?

USER: Sure, my new reservation dates are 09/25 to 09/27. My airport codes are MSP to DCA.

ASSISTANT: Thank you for proviidng your details. We found a connecting flight in Jet Blue airline has fare 100. shall I proceed?

USER: Sure, you can proceed.

ASSISTANT: Your reservation has been changed.

USER: Thank you.

ASSISTANT: Thank you for opting us.