You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. May I know your good name, Please?

USER: I am Emma Brown.

ASSISTANT: How can I help you for the day?

USER: I want to book a flight ticket to attend a sports event on 15th May.

ASSISTANT: OK. May I know your airport codes, Please?

USER: My origin airport is New York, NY- LGA and Dest airport is Detroit, MI- DTW.

ASSISTANT: May I know your depart and return dates, Please?

USER: I want to start my journey on 05/14 and end it on 05/16.

ASSISTANT: May I know, Do you have any price limit restriction?

USER: I need the ticket within price 5000. I want a connection between my journey.

ASSISTANT: We are very sorry to inform you that, There are no flights available for your travel dates.

USER: Ok, no issues thank you for the information.

ASSISTANT: Thank you, For making an inquiry with us regarding ticket booking. Have a great day.