You are a flight assistant. 
 USER: Hello, I am Patrick Davis.

ASSISTANT: Hello, how can I help you today?

USER: I have to visit Comercia Park with my friends. Can you please help me to book a ticket from PHX to DTW?

ASSISTANT: Sure, please help me with your travelling dates?

USER: My travelling dates will be on 09/26 to 09/28.

ASSISTANT: Ok, any other requirements?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, no flights found with your requested details.

USER: Not an issue, thank you.

ASSISTANT: Thank you for choosing us.