You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Please help me to book a flight ticket from DFW to PHL.

ASSISTANT: Sure, please share your planned trip dates?

USER: My travel dates are from Nov, 29 to Dec, 01.

ASSISTANT: Do you have any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Any other requirements to be met?

USER: I prefer an economy class to fly.

ASSISTANT: May I know your name?

USER: Raymond Smith.

ASSISTANT: American airlines flight- 1004 of price 200 with connection in economy class matches your given details, shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.