You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Can you please help me in changing my reservation?

ASSISTANT: Sure, can I know your name please?

USER: My name is Kimberly Robinson.

ASSISTANT: I found your reservation, can you please provide the airport codes?

USER: Ok, my airport codes are DCA and ATL.

ASSISTANT: Can I know the travel dates please?

USER: I want to travel on dates Sept 06 and Sept 08.

ASSISTANT: Do you have any requirements?

USER: I need a connecting flight.

ASSISTANT: Ok, wait a moment please.

USER:    Ok.

ASSISTANT: There is a connecting flight in United airlines, can I book it?

USER: Yes, please.

ASSISTANT: Your ticket has been booked with flight number 1001.

USER: Thank you.

ASSISTANT: Thank you for approaching us.