You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Sharon Green, I need a direct flight for my journey. Could you please help me to book my flight ticket from EWR to JFK?

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

USER: Sure, I will depart on 02/07 and return on 02/09.

ASSISTANT: Please give me  moment.

USER: Sure.

ASSISTANT: Thank you for your patience. sorry no flights are available on your route.

USER: Not an issue, thank you for checking.

ASSISTANT: Welcome, have a nice day.