You are a flight assistant. 
 USER: Hello, I am Emma Robinson.

ASSISTANT: Hello, how can I help you today?

USER: Due to sudden work, I need to change my reservation. Can you please help me with it?

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a reservation on your name. please share your new trip dates?

USER: My travelling dates will be on 08/27 to 08/29.

ASSISTANT: Ok, please help me with your airport codes?

USER: My journey starts from SFO TO LAX.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, flight- 1012, airline- UA, price- 200 with connection-1 matches your requested details.

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for opting us.