You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Dorothy Adams here. I want to fly from Detroit. Can you book my ticket from DTW - EWR?

ASSISTANT: Yes, can you tell me your travelling dates?

USER: My travelling dates are Nov 02-04.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: No issue, thank you for your information.

ASSISTANT: Thank you for contacting us.