You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me in booking the flight ticket from BOS to DEN?

ASSISTANT: Sure, I am happy to help you. May I know your travelling dates?

USER: My travel dates are Jan 29 and Jan 31.

ASSISTANT: May I know your name?

USER: Charles Baker.

ASSISTANT: Do you need any connections between your trip?

USER: I need a direct flight.

ASSISTANT: Do you need any other requirements?

USER: No.

ASSISTANT: Southwest Airlines is providing a  connecting flight with number 1006 for fare 100, shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us.