You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: I am Paul Green.

ASSISTANT: Nice to meet you Paul.

USER: I want to travel on these days that is on 01/03 and return on 01/05. Can you find a flight ticket for me?

ASSISTANT: Sure, I will help you with that. Could you please provide your source and destination codes for booking?

USER: Sure, my airfield locations are from PHL to MCO.

ASSISTANT: Sorry to tell you Paul Green, there are no flights found on your travel dates.

USER: Ok, not a problem.

ASSISTANT: Thank you for choosing our agency.

USER: Thank you for your information.