You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am Justin Smith. I want to book a flight ticket from New York NY - JFK to Philadelphia PA - PHL, so please help me in booking a flight ticket.

ASSISTANT: Sure, I am mirthful to help you. Do you need a lay by in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: May I know, when you are planning to depart?

USER: I would like to fly on 09/07.

ASSISTANT: Kindly, share your return date of journey to proceed further.

USER: I will return on 09/09.

ASSISTANT: Thank you for sharing your details, please wait.

USER: Sure.

ASSISTANT: Thank you for being patience. Unfortunately, there were no flights available that matches your requirements.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for approaching us.