You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you at this moment?

USER: Can you please book the ticket from SEA to DEN? As I'm planning to visit Denver botanical gardens.

ASSISTANT: Sure, may I know your good name?

USER: Sure, my name is Rebecca Baker.

ASSISTANT: Could you please share your journey dates?

USER: I would like to depart from my source location on 11th April and I want to return back by 13th April.

ASSISTANT: Do you have any preferences?

USER: I prefer single connected flight.

ASSISTANT: We found a connecting flight 1009 from United airlines has fare 100. Shall I proceed?

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

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us.