You are a flight assistant. 
 USER: Hello, I am Pamela Baker.

ASSISTANT: Hello. How can I aid you?

USER: Due to sudden changes, my seminar has been postponed. can you please change my reservation.

ASSISTANT: Ok, please wait. we found reservation on your name, may I know your new travel dates?

USER: Sure, my travelling dates will be on 12/17 to 12/19. My journey starts from SFO to IAh. I need a connecting flight.

ASSISTANT: Help me with your travel points?

USER: From SFO to IAH.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT:  We found a connecting flight Delta with flight number 1014 and fare is 100.

USER: You can proceed to booking.

ASSISTANT:  Your booking is confirmed.

USER: Thank you.

ASSISTANT:  Thank you for opting us.