You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you help me in booking my flight ticket from ORD to LAS?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates will be Aug 27th to Aug 29th.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any requirements?

USER: I need a business class flight.

ASSISTANT: May I know your name?

USER: Please book my flight ticket with the name Steven Davis.

ASSISTANT: There is connecting flight 1004 of American Airlines, can I proceed?

USER: You can proceed if it in business class.

ASSISTANT: Your booking is done in business class.

USER: Thank you.

ASSISTANT: Welcome.