You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I am James Adams. Can you help me to book a flight from JFK to LGA?

ASSISTANT: Sure, I will help you to book a flight. Can you please share me your travelling dates?

USER: My traveling dates are 02/08 and 02/10.

ASSISTANT: Please give me a moment.

USER: Sure, my price limit is 500.

ASSISTANT: Sorry, no flights are available on your route. Welcome, have a nice day.

USER: No issues, thank you for your information.