You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you now?

USER: Can you book a flight ticket with the name of Alexander Robinson as I am planning to meet my close friend at Los Angeles, LAX?

ASSISTANT: Sure, I will help you. When you are willing to travel?

USER: I am planning my trip to be on 09/21 to 09/23.

ASSISTANT: Help me with your source code to proceed further.

USER: Phoenix, PHX is my boarding point.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a ticket available with fare 300 in Delta airline flight.

USER: Please proceed to book.

ASSISTANT: Flight number is 1013  having single connection. Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you.