You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Myself Linda Martinez. Will you help me in booking the flight ticket from PHL to ORD?

ASSISTANT: Sure, can you share your trip dates?

USER: My travelling dates are Dec 25 and Dec 27?

ASSISTANT: Do you have any preferences?

USER: I need a flight with single connection and depart time must be at afternoon.

ASSISTANT: Give me a minute.

USER: Take your own time.

ASSISTANT: There is a connecting flight with number 1010 in airline Delta, the fare is 200 in economy class. Can I book it?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for reaching us.

ASSISTANT: Thank you for reaching us.