You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Patrick Nelson, can you help me to book a flight from DTW with 0 connection?

ASSISTANT: Sure Nelson, can I know the travel dates please?

USER: My trip starts from 01/28 to 01/30.

ASSISTANT: Could you please provide the destination code?

USER: My destination airport code is PHX.

ASSISTANT: Ok, wait a moment please.

USER: Ok.

ASSISTANT: Sorry, there are no direct flights available on your route.

USER: Oh! ok.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your information.