You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Christopher Smith, want to travel from ATL to DTW. Can you help me?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are from 10/22 to 10/24.

ASSISTANT: Do you have any other requirements?

USER: Make sure, my departing time and arrival time should be in the morning with 1 connection.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, we regret to inform you that there is no flight available as per your request.

USER: It's ok, thank you.

ASSISTANT: My pleasure.