You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking a flight ticket from Detroit, DTW to reach Phoenix, PHX?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My journey dates are from July 19 to July 21.

ASSISTANT: May I know your connection limit?

USER: I need a flag stop in between journey.

ASSISTANT: Do you have any other specifications?

USER: I prefer to travel in economy class flight.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Your good name please.

USER: My name is Robert Parker.

ASSISTANT: Thank you for reaching us.