You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Dorothy King from Detroit.

ASSISTANT: How can I help you King?

USER: I would like to spend my weekend at Chicago's fun fair. Can you help me in booking a ticket from DTW to ORD?

ASSISTANT: Sure, I'll help you in that, may I know your travel dates please?

USER: My preferred journey dates are 06/23 and 06/25.

ASSISTANT: Do you have any specifications?

USER: Make sure the price is below 200 and it has 1 connection.

ASSISTANT: Ok, please be on hold.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you that there are no flights available for you on those dates.

USER: Its ok, I will find other way out. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us.