You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Could you please provide your airport codes?

USER: My airport codes are from OAK to EWR.

ASSISTANT: Could you please provide your travelling dates?

USER: I will start my journey on 07/15 and I will return on 07/17.

ASSISTANT: Sorry, there is no flight available at your request.

USER: Ok, no issues.

ASSISTANT: Could you please provide your name?

USER: Thank you for your information. I am Nicole King.

ASSISTANT: Thank you for contacting us.