You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you help me to book a flight from PHL to ATL?

ASSISTANT: May I know your name please?

USER: Sure, Catherine Martinez here.

ASSISTANT: May I know your travel dates?

USER: I want to travel in the month of Jan 15 and 17.

ASSISTANT: Do you have any connection preferences?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any other concern?

USER: I want to return in the afternoon time.

ASSISTANT: Ok. Is there any other specifications?

USER: No.

ASSISTANT: Delta Airlines is providing the connecting flight in economy class and the fare of 100. Shall I proceed.

USER: Please proceed.

ASSISTANT: Your reservation is done with flight number 1012.

USER: Thanks for your kind assistance.

ASSISTANT: Thank you.