You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you for today?

USER: This side Joseph Martin. On an occasion of my brothers marriage I have to reach Las Vegas-LAS, can you find a flight and book the ticket on 10/13?

ASSISTANT: Sure, I will help you with that. Can you please help me with your source code of journey?

USER: Thank you and I want to start my trip from SFO.

ASSISTANT: Please, provide your return date of journey.

USER: Yes, you can book the return ticket on 10/15 from LAS region.

ASSISTANT: Hawaiian airline is providing a flight with all your specified requirements having a single halt in between journey having a ticket fare of 200. Would you like to book this flight ticket?

USER: Yes, confirm my flight ticket.

ASSISTANT: Your flight ticket is confirmed with flight 1011. Have a safe journey.

USER: Thank you for your enormous help in quick manner in these busy days.

ASSISTANT: Thank you for reaching out here.

USER: Welcome.