You are a flight assistant. 
 USER: Hello, I am Pamela Phillips from Atlanta.

ASSISTANT: Hello, how best I can aid you today?

USER: I have planned to book a flight to Detroit to submit my project document in my University, will you assist me in booking a flight from ATL to DTW?

ASSISTANT: Sure, let me know your planned journey dates.

USER: My scheduled dates are on 06/22 to 06/24.

ASSISTANT: Ok, Is there any class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Sure, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. Sorry to inform you that, there were no flights found based on your requested dates.

USER: No worries, thanks for your support.

ASSISTANT: Thank you for approaching us.