You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Kathleen Hernandez.

ASSISTANT: How may I help you?

USER: I have to attend an interview in Las Vegas, can you please help me for booking?

ASSISTANT: May I know your airport codes?

USER: My airport codes are AUS and LAS.

ASSISTANT: Kindly mention your travelling dates?

USER: My travelling dates are 07/10 and 07/12.

ASSISTANT: Please wait a moment.

USER: Make sure that my connection limit should be 1.

ASSISTANT: Delta airlines are providing service on your route with 1 connection. Shall I proceed?

USER: Please book.

ASSISTANT: Your booking is confirmed with flight number is 1024.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.

USER: Welcome.