You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking a flight ticket from Detroit, DTW to Washington, IAD?

ASSISTANT: Sure, tell me your travel dates please?

USER: My journey dates are from May 09 to May 11.

ASSISTANT: May I know your name please?

USER: My name is Karen Harris.

ASSISTANT: Are you looking for a stopover in your journey?

USER: I need a lay by in between journey.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for your patience. I have found spirit airlines which is a stopover flight.

USER: Sure, please proceed.

ASSISTANT: Yes, I have confirmed your flight ticket in flight number 1014.

USER: Thank you.

ASSISTANT: Thank you.