You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ronald Hernandez.

ASSISTANT: How may I assist you now?

USER: I have an appointment with my client in Oakland,CA-OAK. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, I will help you. Can I have your source point?

USER: My source airport code is New York, NY-EWR.

ASSISTANT: What are your planned journey dates?

USER: 04/11 and 04/13 are my travelling dates.

ASSISTANT: Please, wait a minute.

USER: Sure.

ASSISTANT: Thank you for your time. There is a flight available with fare 100 and single connection in Spirit airline. May I proceed to reserve?

USER: Yes, please proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.