You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to travel from SFO to IAD, please help me to book my flight ticket.

ASSISTANT: Please provide me your trip dates.

USER: Thank you. I will depart on Nov 28th and return back on Nov 30th.

ASSISTANT: Do you need any connection limit?

USER: I need a flight having single connection.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Brandon Martin.

ASSISTANT: There is a connecting flight in economy class with Frontier Airlines and ticket fare of 200. Shall I proceed?

USER: Yes, please book the ticket for me.

ASSISTANT: Your ticket is confirmed in flight 1028.

USER: Thank you very much.