You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Anthony Collins.

ASSISTANT: How can I aid you?

USER: I would like to take my children at Walt Disney concert hall, can you please aid me with booking a flight ticket from DTW to LAX?

ASSISTANT: Sure, kindly assign your journey dates?

USER: I want to go on 08/15 and return back on 08/17.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: Please hold on.

USER: Ok.

ASSISTANT: Thanks for being on hold, no flights are available with your given preferences.

USER: Not an issue, thank you.

ASSISTANT: Thank you.