You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Carolyn Smith.

ASSISTANT: Smith, what help is required from my side?

USER: I want to celebrate beer party at Denver, help me in booking my flight ticket with single connection.

ASSISTANT: Sure, can I know your journey dates please?

USER: My journey days are from 12/22 to 12/24.

ASSISTANT: May I know your travelling codes please?

USER: My airport codes are from WA-SEA to CO-DEN.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: I found a flight with price 100 and connection 1. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked with flight number 1009.

USER: Thank you for booking my flight ticket.

ASSISTANT: You are welcome.