You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, good morning! How can I help you?

USER: Can you help me in booking a flight from DEN to DTW?

ASSISTANT: Sure, I'm glad to help you with that. May I know on which dates are you planning to depart and arrive?

USER: My travelling dates are Jan 02 to 04.

ASSISTANT: Do you need break in between your journey?

USER: I prefer connection flight.

ASSISTANT: Are you ok with economy or business class flight?

USER: Any thing is ok for me.

ASSISTANT: Please let me know if you have any other specifications, I'll search for the flights according to that.

USER: Sorry, I don't have.

ASSISTANT: Can I have your good name please?

USER: I am Ruth Adams.

ASSISTANT: Sorry to inform you that there are no flights available for you on those dates with your given details.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us, hope we will meet again.