You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Michael Nelson. I need your help in making my flight reservation from SEA to PHX. Can you please help me?

ASSISTANT: May I know your trip dates?

USER: Sure, I would like to depart on Nov 21st and return on Nov 23rd.

ASSISTANT: Can you please share your connection limit?

USER: I prefer for a flight with single connection.

ASSISTANT: May I know your class preference?

USER: I prefer for an economy class.

ASSISTANT: Do you prefer any specifications?

USER: No.

ASSISTANT: May I know your name?

USER: Myself Michael Nelson.

ASSISTANT: There is a connected flight in Southwest airlines with the fare 400.

USER: That's good, please book the ticket.

ASSISTANT: Your booking is done.

USER: Thank you very much.

ASSISTANT: Thank you.