You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Daniel Harris. I am planning to book a ticket with price of 1000, Can you please help me out?

ASSISTANT: Sure, can you please share your locations?

USER: My airport codes are PHL to LAS.

ASSISTANT: Fine, provide your trip dates too so that I can help you easily.

USER: I would like to travel on 11/06 and return back on 11/08.

ASSISTANT: According to your data, there is no flight for you.

USER: That's fine. Thank you for your quick response.

ASSISTANT: Ok, thanks for reaching us.