You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: This is Emily Gonzalez, please reserve me a flight ticket from WA-SEA to NY-EWR.

ASSISTANT: Sure, Please help me with your travel dates.

USER: My travelling dates are 09/11 and 09/13.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: That's ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.