You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book flight ticket from CLT to PHL?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My trip dates are Apr 22 and Apr 24.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight for this trip.

ASSISTANT: Is there any class preference for you?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Your good name please.

USER: My name is Benjamin Wright.

ASSISTANT: We found an airline: United Airlines, flight number: 1004 and price is 200 with one connection.

USER: Please proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.