You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Pamela garcia here. Please help me out in booing the ticket from DTW to EWR.

ASSISTANT: Sure Garcia, can you please share me with your dates of travel?

USER: My travelling dates will be 04/08 to 04/10.

ASSISTANT: Ok, wait for a moment please.

USER: Ok.

ASSISTANT: Sorry Garcia, there is no flight found as per your travelling details.

USER: That's ok, thank you.

ASSISTANT: You are welcome.