You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a flight ticket from SEA to IAD, can you help me in booking a flight ticket?

ASSISTANT: Sure, please share your planned travel dates?

USER: Sure, my journey dates are May 17 and May 19.

ASSISTANT: Let me know your connection limit?

USER: I prefer maximum one connection.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: Can I have your name please?

USER: Sure, Sandra Allen here.

ASSISTANT: Spirit airlines flight 1011 available with connection and fare is 200, shall I confirm this economy class flight?

USER: Yes, you can.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.