You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please change my reservation, due to change of my trip plan to another location?

ASSISTANT: Sure, may I know your good name?

USER: My name is Jonathan Campbell.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a reservation on your name, can you please share your new travel dates?

USER: My journey dates are on Apr 25th and 27th.

ASSISTANT: May I know your airport codes?

USER: My airport codes are, DCA to LGA.

ASSISTANT: Do you have any specifications?

USER: I need a flight with single connection.

ASSISTANT: We found a connecting flight 1021 from JetBlue airline has fare 100.

USER: Ok, proceed with the booking.

ASSISTANT: Your reservation has been changed successfully.

USER: Thank you for changing my reservation.

ASSISTANT: Thank you for opting us.