You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Nicole Clark here, I want to reserve my ticket from DTW to JFK, can you please help me?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, my dates of journey are from 05/17 to 05/19.

ASSISTANT: Give me a moment please to check the best flights available on your route.

USER: Sure, take your time.

ASSISTANT: Sorry to say, no flights were found on your route.

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

ASSISTANT: Thank you for reaching us, have a nice day.