You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a connecting flight from LAX to DTW. Can you please help me in that?

ASSISTANT: Sure, let me know your travel dates please?

USER: My trip dates are June 12 to 14.

ASSISTANT: Do you have any airline preference?

USER: I want to travel in normal cost airline.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: Ok, can I know your name please to proceed further?

USER: Myself Dorothy Robinson.

ASSISTANT: Sorry to inform you that there are no flight services available on your given dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks for contacting us.