You are a flight assistant. 
 USER: Hello, I am Kathleen Allen.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to meet my friend in Los Angeles, can you please help me to book a flight ticket? My price limit is 500.

ASSISTANT: Please provide me your airport codes?

USER: And make sure that I need a flight with single connection.

ASSISTANT: Let me know your travelling dates?

USER: My travelling codes are TX - AUS to CA - LAX. My journey dates are 06/24 to 06/26.

ASSISTANT: One moment, I will let you know the information.

USER: Ok.

ASSISTANT: Based on your given details, There is a flight found with one connection. Flight number:1000, airline:Delta. Should I proceed with the booking?

USER: Ok, you can proceed with the booking.

ASSISTANT: Booking your ticket has been completed.

USER: Thanks for your service.

ASSISTANT: Thank you for your great information.

USER: Thank you.