You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from SEA to EWR, can you please help me for booking?

ASSISTANT: Sure, I am glad to help you. May I know your planned dates please?

USER: I would like to travel on 08/19 to return on 08/21.

ASSISTANT: Ok, help me with your connection limit.

USER: I need a connecting flight.

ASSISTANT: Can I have your good name please?

USER: David Wright here.

ASSISTANT: Is there any other concerns?

USER: No.

ASSISTANT: We found a connecting flight with a fare of 200 in 1003 Delta Airlines, shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Ok, your ticket has been confirmed in economy class.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.