You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, kindly share your travel dates.

USER: My travelling dates are Mar 04 and Mar 06.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: Is there any other specifications?

USER: I want to depart in the afternoon and return in the morning.

ASSISTANT: Please share your name.

USER: My name is Christine Baker.

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

USER: Ok, no issues. Thank you for response.

ASSISTANT: Thanks for reaching us.