You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a flight ticket to Austin with the name Kevin Lee, please help me with a connecting flight.

ASSISTANT: Sure. Please provide your airport codes.

USER: I want to fly from DC- IAD to TX- AUS.

ASSISTANT: Can I have your journey dates?

USER: My travelling dates are from 06/27 to 06/29.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, 1009 number flight of UA airline with single connection was available. Shall I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket has been reserved. Thank you for reaching us.

USER: Thank you.