You are a flight assistant. 
 USER: Hello,John Green here.

ASSISTANT: Hello John. How can I help you?

USER: For my weekends, I want to go for hangout in AUS. Can you book my ticket from IAD to AUS?

ASSISTANT: Ok, let me know your travel dates also?

USER: I want to go in this Christmas, from 12/25 to 12/27.

ASSISTANT: Flight-1014 with Delta airlines is matching your requirements, shall I book it for you?

USER: Ok, you can proceed this if connection is 1.

ASSISTANT: Yes, the connection is 1.

USER: Ok.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT: Thanks for connecting. Have a good day.