You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am David Lopez.

ASSISTANT: Ok.

USER: I want to book a ticket from Seattle, SEA to visit The Spirit of Detroit at Detroit. Can you book a ticket?

ASSISTANT: Sure, I am perky to help you.

USER: Thank you.

ASSISTANT: Please help me with your journey dates.

USER: Journey dates are on 05/21 and 05/23.

ASSISTANT: May I know your budget for plane ticket?

USER: I can afford up to 1000.

ASSISTANT: Could you please share me your destination point?

USER: Destination point is DTW.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a flight with couple of connections.

USER: Ok, do not proceed.

ASSISTANT: Ok, thank you for choosing us.