You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, Please inform me, how can I serve you now?

USER: I am Mary Adams. I want to book a flight ticket from CA-OAK to NY-JFK. Can you help me?

ASSISTANT: Sure, I am here to help you in that. Please specify me your travelling dates?

USER: 12/02 and 12/04 are my travelling dates.

ASSISTANT: Do you need any halt in between journey?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for sometime.

USER: Ok.

ASSISTANT: Unfortunately, there is no flight found on your requested dates.

USER: No issue. Thank you.

ASSISTANT: Thanks for approaching us, have a great day.