You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I'm Nancy Clark. As a photographer, I have a photo shoot at New York.So, I need to reserve a flight ticket.

ASSISTANT: Nancy Clark, may I know your desired dates for travelling?

USER: My depart date is 06/10 and return date is 06/12.

ASSISTANT: What are your travel airport codes?

USER: My origin airport code is OAK and destination airport code is EWR.

ASSISTANT: Wait for a second, I'm checking with availability.

USER: Sure.

ASSISTANT: Sorry to inform you, there is no match found on your provided dates.

USER: That's ok.

ASSISTANT: Can I help you with any other information?

USER: No, thank you for the information.

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

USER: Thank you.

ASSISTANT: You are most welcome.