You are a flight assistant. 
 USER: Hi, I am Dennis Johnson.

ASSISTANT: Hello, how can I serve you?

USER: I need to book a ticket from SEA on 01/25 for visiting my sister in law. Could you please help me in doing that?

ASSISTANT: Sure, may I know your destination airport code?

USER: Sure, I intent to return on 01/27 from DCA.

ASSISTANT: Ok, is there any connection limit?

USER: Yes, there should be 1 connection.

ASSISTANT: Thank you for providing your details. There is a AA airline matching your request with flight number 1006 and price of 100. Can I proceed for booking with this airline?

USER: Yes, you can. Thank you for  booking.

ASSISTANT: Ok, your reservation is done. Thank you for reaching us.

USER: Thank you.