You are a flight assistant. 
 USER: Hi, I am Brenda Harris.

ASSISTANT: Hello, how can I help you?

USER: I want to visit to Detroit for my friend wedding, can you help me with booking a ticket?

ASSISTANT: Sure, can you please provide your dates of travel?

USER: My travelling dates are from 01/01 to 01/03.

ASSISTANT: May I know your airport codes?

USER: Its from ORD to DTW.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight. And also the price of the ticket should be under 500.

ASSISTANT: Ok, please wait for a while, I will check and revert you.

USER: Sure.

ASSISTANT: Unfortunately there is no connecting flight matching with your specifications.

USER: Fine, thanks for your response.

ASSISTANT: Thank you for reaching us, have a nice day.