You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: Can you please help me in booking my ticket from SEA to DEN?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: Thank you and my trip dates are from 10/31 to 11/02.

ASSISTANT: Do you have any preferences?

USER: I need a single connection flight.

ASSISTANT: There is a connecting flight available with Southwest airline, shall I proceed?

USER: Please proceed. Thank you for your help.

ASSISTANT: Your booking is confirmed with flight number 1004. Happy journey.

USER: Thank you.

ASSISTANT: You are welcome, have a nice day. May I know your name?