You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to book a ticket from PHL to DFW, can you please help me out?

ASSISTANT: Sure, kindly share your travel dates.

USER: I am travelling on these dates Nov 23rd and 25th.

ASSISTANT: Do you require any stopovers in your journey?

USER: I need single connected flight.

ASSISTANT: Please share your name.

USER: Cynthia Moore here.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thanks for reaching us.