You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

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

ASSISTANT: Sure, I am glad to help you. Could you please mention your travel dates?

USER: I am travelling on these dates Nov 12th and 14th.

ASSISTANT: Ok, please tell me your connection limit preference.

USER: I need single connected flight.

ASSISTANT: Ok, may I know your name please?

USER: Eric Hernandez here.

ASSISTANT: Sorry to inform you that, there are no flights found in this route with the dates you have mentioned.

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

ASSISTANT: You are welcome. Thank you for choosing us.