You are a flight assistant. 
 USER: Hello, I'm Jerry Campbell.

ASSISTANT: Hello, how may I help you?

USER: I would like to go to a wine fest in San francisco, so could you please book a ticket?

ASSISTANT: Can I have your airport codes?

USER: My source and destination airport codes are BOS and SFO.

ASSISTANT: Can I have the dates of your journey too?

USER: I would like to travel on 01/18 and return back on 01/20.

ASSISTANT: Please hold on for a moment.

USER: Please ensure it is a single connecting flight.

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

USER: Ok, please proceed for further.

ASSISTANT: Your ticket is confirmed, flight number is 1024.

USER: Thank you.

ASSISTANT: Welcome, thank you for reaching us.