You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: Can you please make a reservation on the name of Steven Hill to attend for my last exam to NY - EWR?

ASSISTANT: Sure, May I know the source code?

USER: Sure, my source code is CA - SFO.

ASSISTANT: Please help me with your travel dates.

USER: I intend to fly on 06/15 to 06/17.

ASSISTANT: Please wait a second.

USER: Sure.

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

USER: No issues. Thank you for choosing us.

ASSISTANT: Thank you for opting us.