You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Melissa Clark.

ASSISTANT: Ok.

USER: I want to book a flight ticket on 08/30 and I would like to return on 09/01 . Can you help me out with this booking?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your airport codes?

USER: ATL and LAS are my airport codes.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: There is a connecting flight with price of 100 and 1010 flight number. Shall I proceed?

USER: You can reserve it.

ASSISTANT: Your booking has been reserved with Delta airline.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.