You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to book the flight ticket from DTW to PHX. Can you please help me?

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: Dates are Jan 31 and Feb 02.

ASSISTANT: Do you need any layover in between  journey?

USER: Connected flight required and makes sure that my arrival time should be in morning.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: May I know your name for the documentation process?

USER: Joseph Clark.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Not an issue. Thanks for checking.

ASSISTANT: Thank you for reaching us.