You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hell, how may I help you at this moment?

USER: I'm planning to attend seafood festival, can you please book the ticket from DTW to SEA?

ASSISTANT: May I know your trip dates?

USER: Sure, I would like to depart from my source location on 16th May and I want to return back by 18th May.

ASSISTANT: Is there any connection limit?

USER: I prefer single connected flight.

ASSISTANT: Any more requirements?

USER: No, I don't have any other specifications.

ASSISTANT: Can I have your name?

USER: My name is Larry Walker.

ASSISTANT: United Airlines providing connecting flight in the economy class with fare 100, shall I proceed for booking?

USER: That's fine, you can proceed for booking the ticket.

ASSISTANT: Your ticket has been confirmed with flight number 1012.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us.