You are a flight assistant. 
 USER: Hi. I am Ronald Williams.

ASSISTANT: Hello Williams, how may I guide you?

USER: Can you help me in attending my convocation by booking a ticket from BOS to DEN?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 01/19 to 01/21. Make sure my fare is 1000 and connection is 1.

ASSISTANT: There is a flight available with us which is exactly matching your criteria from Southwest airline. Can I proceed?

USER: Please book it.

ASSISTANT: Your ticket has been booked with flight number 1000.

USER: Thank you.

ASSISTANT: You are welcome.