You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Paul Martin here.

ASSISTANT: Paul, how may I help you?

USER: I want to book a flight on the route from ORD - DTW to meet my family on my daughter's birthday, can you help me?

ASSISTANT: Sure, please share your trip dates.

USER: I will be travelling from 08/08 to 08/10.

ASSISTANT: Please give me a moment.

USER: I will be preferring a direct flight only.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Sorry Paul, no flight is available on your route.

USER: Ok, no issues. I will try to consult with other agency for my booking. Thank you for checking.

ASSISTANT: Thank you for contacting us.