You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I have to attend a Tennis competition in Philadelphia PHL. Can you find a flight ticket for me?

ASSISTANT: Sure, tell me your name please?

USER: Yes, I am Robert Scott.

ASSISTANT: Now share your travel dates please?

USER: Ok, my journey dates are on Oct 23 and back on Oct 25.

ASSISTANT: May I know your connection limit please?

USER: Yes, I need a direct flight to travel.

ASSISTANT: Please share your source airport code?

USER: Ok, I want to start my journey from DTW.

ASSISTANT: Wait for a moment please.

USER: Sure.

ASSISTANT: Sorry presently there are no direct flights available.

USER: Ok, not an problem.

ASSISTANT: Thank you.

USER: Thank you for your information.