You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to reach ATL, as I have planned to conduct a survey on education in rural areas. Can you please help me in booking my flight from PHL?

ASSISTANT: Sure, may I know your connection limit?

USER: Thank you, I prefer a single connecting flight.

ASSISTANT: Can you please share your planned travel dates?

USER: I would like to start on Sep 13th and return on Sep 15th.

ASSISTANT: May I know your name please?

USER: Sorry, I prefer a direct flight, as I have an urgent meeting. Myself Sandra Evans.

ASSISTANT: Ok, do you have any other requirements?

USER: I don't have any more requirements.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us.