You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am looking for a flight from ORD to PHL, can you help me in booking?

ASSISTANT: Sure, let me know your trip dates please?

USER: Sure, my planned travel dates are Mar 20 and Mar 22.

ASSISTANT: May I know your connection limit?

USER: I don't have any specifications for this journey.

ASSISTANT: Can I know your name please?

USER: Myself Deborah Nelson.

ASSISTANT: Delta Airlines is providing connecting flight with the ticket fare of 100 and flight number is 1002 in economy class. Shall I proceed?

USER: That's fine, please proceed in booking.

ASSISTANT: Your ticket has been done.

USER: Thank you for the service.

ASSISTANT: Thanks for choosing us.