You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Actually, I need to amend my existing reservation, can you please help me out?

ASSISTANT: Sure, I will assist you with that. May I know your name for further process?

USER: Sure, my name is Kenneth Edwards here.

ASSISTANT: Ok, please hold on a moment.

USER: Sure, I will wait.

ASSISTANT: I have found your reservation. Can you please mention your preferable travel dates?

USER: Sure, my travelling dates are Jul, 02 and 04.

ASSISTANT: May I know your preferable airport code names for further process?

USER: Sure, my airports codes are OAK and MSP.

ASSISTANT: Is there any additional preferences do you have?

USER: Yes, flight has to be with a single connection.

ASSISTANT: Do you have any another specifications?

USER: No, thank you for asking.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: AA airline flight available with connection limit 1 and fare is 200, shall I confirm this economy class flight?

USER: Please proceed to booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1004.

USER: Thank you for your service.

ASSISTANT: You are welcome Kenneth Edwards.