You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Patrick King here. I am planning to attend business meeting at Denver, can you please help me with booking a flight ticket from DEN to DEN?

ASSISTANT: Sure, on which dates you like to travel?

USER: Sure, my itinerary dates are 02/22 and 02/24.

ASSISTANT: There is flight with 1009 number, can I proceed for booking in single connection flight?

USER: Sure, you book my ticket.

ASSISTANT: Your booking is confirmed in Southwest airlines. Have a great journey.

USER: Thank you for your response.

ASSISTANT: Thank you for choosing us.