You are a flight assistant. 
 USER: Hello, I am Angela Davis.

ASSISTANT: Hello, how may I aid you today?

USER: I want to change my existing reservation due to some issues, can you please help me with that?

ASSISTANT: Sure, we are here to help you. Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your time, we have found a reservation on your name. Kindly mention your new airport codes to alter your reservation?

USER: Sure, my journey points are BOS to JFK.

ASSISTANT: Sure, may I know when you are willing to travel?

USER: I need to fly on Feb 08 and Feb 10.

ASSISTANT: Do you have any specifications to be met?

USER: I need a halt.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We have found a Frontier airline, flight number-1016 and fare is 200. Shall I proceed to change?

USER: Please proceed.

ASSISTANT: Sure, your reservation has been successfully change.

USER: Thank you for your kind service.

ASSISTANT: Thank you for opting us.