You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Myself Anna Robinson. I would like to change my recent reservation due to some personal issues. Will you help me with that?

ASSISTANT: Sure, I am here to help you.

USER: Thank you for accepting my request.

ASSISTANT: Reservation found on your name, share your details.

USER: My airport codes are from ORD to EWR?

ASSISTANT: Please share your trip dates.

USER: My travelling dates are 08/20 and 08/22.

ASSISTANT: Do you have any specifications?

USER: I need a flight with single connection and return time is evening.

ASSISTANT: There is a connecting flight with SouthWest airlines and ticket fare is 200. Shall I proceed?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket is reserved with flight 1025.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.