You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please book a flight ticket from PHL to DFW?

ASSISTANT: Sure, we are here to help you. Kindly share your travel dates.

USER: My trip dates are Sept 15 and 17.

ASSISTANT: Do you have any connection limit?

USER: I need a break in between the journey.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Please share your name.

USER: My name is Angela Jackson.

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

USER: That's ok, thank you for the response.

ASSISTANT: Thanks for reaching us.