You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you help me in doing a reservation from PHX to DTW?

ASSISTANT: Sure, I am here to help you. Can I have your travelling dates?

USER: My journey dates are Dec 17 to 19.

ASSISTANT: Do you prefer any break in between journey?

USER: I need a connecting flight.

ASSISTANT: Are there any other specifications for you?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Brian Turner.

ASSISTANT: Sorry, no flights are available on your journey routes.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for contacting us.