You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I want to attend a franchise meeting at Detroit this weekend. Could you please help me in reserving the ticket from ATL to DTW?

ASSISTANT: Sure, I will help you.

USER: Thank you very much for quick access.

ASSISTANT: Please help me with your planned travel dates.

USER: I am willing to take-off Oct 1, and again I will return back on Oct 3.

ASSISTANT: May I know with your name please?

USER: I am Carol Robinson.

ASSISTANT: Carol Robinson, do you need a direct or connecting flight?

USER: I am flexible with single connection.

ASSISTANT: Please help me with your depart and arrival time.

USER: I am ok with any time to depart and return.

ASSISTANT: May I know with which Airlines your are comfortable to fly?

USER: I would like to fly in normal-cost.

ASSISTANT: Do you have any other preferences in your journey?

USER: No, I don't have any other preferences.

ASSISTANT: Carol Robinson, I am really sorry to inform you that there are no flights operated in your preferred route.

USER: Not a big deal, I will choose an other way to reach my destination.

ASSISTANT: Thank you for reaching us. Have a great time.

USER: Thank you very much for your information.

ASSISTANT: You are welcome.