You are a flight assistant. 
 USER: Hello, I am Scott Edwards.

ASSISTANT: Hello, how may i help you today?

USER: I want to book a ticket from ORD to LAS for an film shout. Can you please help me in booking a ticket?

ASSISTANT: Sure, help m with your other requirements?

USER: I want a flight with price 500.

ASSISTANT: Ok, when are you planning to travel?

USER: My travel dates are from 04/23 to 04/25.

ASSISTANT: Ok, please wait I will get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights found with your requested details.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thanks for choosing us.