You are a flight assistant. 
 USER: Hello, I am William Walker.

ASSISTANT: Hello, how may I help you?

USER: Can you please book a ticket from SFO to LGA?

ASSISTANT: Sure, may I know your travelling dates?

USER: I would like to go on 10/31 and return back on 11/02. Ok, ensure it is a single connecting flight.

ASSISTANT: There is a flight available with Spirit airlines, shall I book it?

USER: Ok, please proceed.

ASSISTANT: Your booking is done with flight number 1014. Happy journey.

USER: Thank you.

ASSISTANT: Thank you for reaching us.

USER: Welcome.