You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you for the day?

USER: Please help me in booking a flight ticket to IAD from DCA in month of May.

ASSISTANT: Sure, can you please share your journey dates?

USER: Sure, my journey dates are May 11 and May 13.

ASSISTANT: May I know your name please?

USER: Yes, I am Samuel Smith.

ASSISTANT: Please let me know your connection limit.

USER: I need a connecting flight with a connection limit of 1.

ASSISTANT: Do you have any more specifications?

USER: No.

ASSISTANT: We found a Spirit airlines, flight number 1017, price is 200 in economy class with single connection. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your kind service.

ASSISTANT: Thank you for reaching us.