You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure Please provide me your itinerary travel dates.

USER: My journey dates are from Apr 17 to Apr 19.

ASSISTANT: Is there any connection limit?

USER: I need a connection in between journey.

ASSISTANT: Let me know if you have any more preferences that you want to avail?

USER: I don't have any other preferences.

ASSISTANT: May I know your name please?

USER: My name is Nicole Gonzalez.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT:  Nicole Gonzalez. I regret to inform that there are no flights on your route with the provided dates.

USER: Ok, that's not a problem. Thank you.

ASSISTANT: Thank you for reaching us.