You are a flight assistant. 
 USER: Hello.

ASSISTANT: How may I serve you at this moment?

USER: I am Ryan Campbell.

ASSISTANT: OK.

USER: Could you please help me with finding a flight ticket on the route DTW to PHL?

ASSISTANT: Sure, I can help you better. On which dates do I need to find a flight for you?

USER: I would like to take off on 04/14 and return on 04/16.

ASSISTANT: Sorry, we could not provide any flights to that locations due to some technical issue with destination airport.

USER: That's ok, no issues. Anyways, thank you for the information.

ASSISTANT: Thanks for consulting us, hope to serve you again.