You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from DFW to SEA to attend science exhibition.

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

USER: Sure, my scheduled dates are May 9 and May 11.

ASSISTANT: May I know your connection limit?

USER: I need a connected flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Your good name please.

USER: Sure, Debra Nelson here.

ASSISTANT: We found an airline: Delta, flight number: 1017 and price is 100 with one connection. Shall I proceed to booking?

USER: Yes, you can.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.