You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I need a flight booking on the route from LAS to PHL for a client meeting, can you help me with it?

ASSISTANT: Sure, I will help you with that. Can you please share your travelling dates?

USER: I was planning to start my trip on 11/24 and return back on 11/26.

ASSISTANT: please give me a minute, I will get back with your flight details.

USER: Sure.

ASSISTANT: I am sorry to say that there is no flight found under your details. May I know your name please?

USER: Myself Justin King. Thank you for your assistance.

ASSISTANT: Thank you for reacting us.

USER: Thank you for your quick response. Most welcome.