You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Please book a flight ticket from LAX to DTW.

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: My planned travel dates are May, 13 and May, 15.

ASSISTANT: May I know your name please?

USER: My name is Dorothy Brown.

ASSISTANT: Do you have any connection limit?

USER: I prefer to connecting flight.

ASSISTANT: Is there any specifications?

USER: No.

ASSISTANT: I am sorry to say that there is no flight found under your detail.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.