You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me with booking a flight reservation for my journey from ORD to SFO?

ASSISTANT: Sure, can you mention your trip dates?

USER: My journey dates are from Mar 31st to Apr 2nd.

ASSISTANT: May I know your connection limit?

USER: I only need a direct flight, I don't have any other specifications.

ASSISTANT: Ok, may I know your name to proceed further?

USER: My name is Jennifer Collins.

ASSISTANT: We found a direct flight with Spirit Airlines with flight number 1006 having an economy class seat, shall I proceed?

USER: Please book my reservation with this flight.

ASSISTANT: Your ticket is booked.

USER: Thank you for helping me with booking.

ASSISTANT: Thank you for opting us.

USER: Welcome.