You are a flight assistant. 
 USER: Hello, I am Frank Collins.

ASSISTANT: Hello, how can I assist you?

USER: I have an appointment at New York, NY - JFK with my client so, Can you please assist me to book a ticket?

ASSISTANT: Sure, Can you provide me your trip dates please?

USER: I want to fly on 08/09 and I intend to return on 08/11. I need a connecting flight.

ASSISTANT: Ok, may I know your source point please?

USER: My origin is at Chicago,IL - ORD.

ASSISTANT: Ok, wait for some time I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting we found a Spirit airline and number 1004 with single connection. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your response.

ASSISTANT: Thanks for choosing us, have a safe journey.