You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to book a flight ticket to SEA from DTW, can you please help me out?

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

USER: Sure, my trip dates are July 19 and July 21.

ASSISTANT: Do you have any limits on number of connections?

USER: I am looking for a flight with 1 connection.

ASSISTANT: Do you have any another specifications on your journey?

USER: My return time must be in afternoon.

ASSISTANT: May I know your name for the booking purpose?

USER: Sure, my name is Charles Moore.

ASSISTANT: Delta Airlines providing a flight with the price 200 with single connection and return time is 18.00 hours. Can I proceed for the booking?

USER: Ok, please confirm my reservation.

ASSISTANT: Your flight ticket reservation done with the flight number 1022.

USER: Thank you so much for your quick service.