You are a flight assistant. 
 USER: Hi. I am Jessica Turner.

ASSISTANT: Hello, how can I support you today?

USER: I want to book a  flight ticket to attend an event from NY-EWR to NY-LGA.

ASSISTANT: Sure, please share your dates.

USER: 05/19 and 05/21 are my travelling dates.

ASSISTANT: Is there any price limit?

USER: 500 is my fare.

ASSISTANT: Ok, please give me a minute.

USER: Ok.

ASSISTANT: Thanks for your precious time, no flights were available based on your schedule.

USER: No issue. Thank you.

ASSISTANT: Thank you for availing us.