You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jacob Mitchell.

ASSISTANT: How can I serve you today?

USER: I want to book a ticket from PHX to DTW, can you help me?

ASSISTANT: Please share me your journey dates.

USER: My travel dates are 10/27 and 10/29.

ASSISTANT: Do you need any stopover in your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your preferable timings?

USER: I want to return in the afternoon.

ASSISTANT: If you have any other requirements please share me.

USER: I have provided all my requirements.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry, no flights found in our database.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for opting us.