You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your service today?

USER: Please help me in booking flight ticket from PHL to ORD.

ASSISTANT: Sure, can you please forward your journey dates?

USER: My trip dates are May 05 to May 07.

ASSISTANT: May I know your name please?

USER: Linda Rodriguez here.

ASSISTANT: Do you prefer connecting or direct flight in your journey?

USER: I prefer to travel in connecting flight.

ASSISTANT: Are there any more specifications in your journey?

USER: No.

ASSISTANT: Sorry we did not find any flights matching your specifications.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for approaching us.