You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I'm Frank Lewis. I am planning to attend convocation meeting at San Francisco, can you please help me with booking a flight ticket?

ASSISTANT: I would be happy to help you with that, can you please share your travelling dates?

USER: Sure, I would like to take off on 09/23 and return back on 09/25.

ASSISTANT: Please, can you please mention your airport codes?

USER: My source airport code is EWR and the destination airport code is SFO.

ASSISTANT: Please hold for a second.

USER: Ok, but please make sure that the connection limit is 1.

ASSISTANT: I found a flight for you with price 100, connection 1 and Spirit airline. Shall I proceed.

USER: Yes, please proceed with the booking.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you for your help.

ASSISTANT: Thank you.

USER: You are welcome.