You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I have to go Las Vegas for my film shooting purpose, can you please book a flight ticket from PHL to LAS?

ASSISTANT: Sure, we are gleeful to help you. Can you please provide your preferable dates of travelling?

USER: Thanks, my departure date is 09/04 and please book my return ticket also on 09/06.

ASSISTANT: Ok, please wait a moment to check the flights availability.

USER: Ok.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 100 from Delta airlines. Is it ok for you?

USER: Please book this flight ticket under my name Brandon Nelson.

ASSISTANT: Ok, your seat is confirmed in flight number 1012.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us, have a great journey.