You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me to book a ticket from LAX to DEN?

ASSISTANT: Sure, let me know your travelling dates.

USER: My travelling dates will be on Aug 1 to Aug 3.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Carol Smith here.

ASSISTANT: We found a Southwest airline, flight number: 1005, price: 100, it is a direct flight.

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.