You are a flight assistant. 
 USER: Hello, Kevin Phillips here.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a flight ticket to Austin, could you please help me in booking my flight ticket from IAD to AUS?

ASSISTANT: Sure, when are you planning to travel?

USER: My journey dates are 12/07 and 12/09.

ASSISTANT: Let me know your specifications?

USER: I need a halt in my journey.

ASSISTANT: Delta airlines with single connection and price is 100.

USER: Ok, proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1004.

USER: Thank you for your help.

ASSISTANT: Thank you.