You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to change my recent reservation, will you help me with that?

ASSISTANT: Sure, please share your good name?

USER: Thank you for accepting my request. Myself Stephanie Taylor.

ASSISTANT: Please wait for a while.

USER: Ok, I will wait.

ASSISTANT: We found a reservation on your given name, can you please share your new journey points?

USER: My airport codes are SEA and DCA.

ASSISTANT: May I know your journey dates?

USER: My travelling dates are Jan 31 and Feb 02.

ASSISTANT: Do you have any specifications?

USER: I need a flight with single connection.

ASSISTANT: We found a flight in United airlines, flight number is 1025 with single connection and price is 100 economy class. Shall I proceed?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your new reservation has been changed.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.