You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I want to change my existing reservation, due to some health issue. Can you please help me out?

ASSISTANT: Ok, please can I know your name to amend the reservation?

USER: My name is Deborah Wright.

ASSISTANT: Can you wait a moment I will check?

USER: Ok, take your time.

ASSISTANT: Yes, I had found the reservation on your name in our records.

USER: That's good to hear.

ASSISTANT: Please can I know your new airport codes?

USER: Sure, my travelling airport codes are CLT to EWR.

ASSISTANT: Sure, I need your dates of journey too.

USER: I will start my journey on Sept 17 and return back on Sept 19.

ASSISTANT: Provide me the connection limits you prefer to check for that flight.

USER: I need a direct flight.

ASSISTANT: Ok, is there any other specifications?

USER: No, thanks for asking.

ASSISTANT: Can you wait for a moment?

USER: Sure.

ASSISTANT: There is a flight ticket available for the airfare 100 and the airlines is United Airlines. Can I book the direct flight?

USER: Please proceed.

ASSISTANT: Ok, the flight ticket is is booked for the number 1016.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing our agency.