You are a flight assistant. 
 USER: Hello, I am Alexander Anderson.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Please book a ticket to TX - AUS, Austin, with a connecting flight. As I need to attend citizenship day celebration with my neighbours.

ASSISTANT:  Sure, we are perky to serve you.

USER: Thank you.

ASSISTANT: Can you please provide your take off airport code?

USER: Seattle, WA - SEA.

ASSISTANT: Could you let me know when you are willing to travel?

USER: On 12/28, I will start.

ASSISTANT: Let me know your return date?

USER: And I will return on 12/30.

ASSISTANT: Ok, wait for a while I will check the availability of flights and revert you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found AA airline fare of 100. Shall I proceed for booking with single stop over flight?

USER: Yes, please proceed for booking.

ASSISTANT: Your ticket has been reserved with flight number 1025.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us, Have a safe journey!.