You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I oblige you?

USER: I am Stephen Edwards here, I want to reserve my ticket from DTW to JFK, can you please help me in this?

ASSISTANT: Sure, we can help you. Could you please share me your journey dates?

USER: Sure, my planned dates of journey are from 07/25 to 07/27.

ASSISTANT: Ok, is there any preference in connection?

USER: Yes, I want a direct flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure, I will wait.

ASSISTANT: Sorry to inform you that there is no flight available as per your details.

USER: Ok, no problem. Anyways, thank you for your service.

ASSISTANT: Thank you for reaching our service.