You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to book a ticket from SFO to LAS, can you please help me out?

ASSISTANT: Sure, please share your planned travel dates?

USER: I am travelling on these dates Oct 16th and 18th.

ASSISTANT: Do you have any connection limit?

USER: I need single connected flight.

ASSISTANT: Any other preferences?

USER: I don't have any other preferences.

ASSISTANT: Can I have your name please?

USER: Catherine Allen here.

ASSISTANT: Hawaiian airlines direct flight 1028 available with fare of 100, shall I confirm this economy class flight?

USER: Ok, you can proceed.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you for your services.

ASSISTANT: Thank you for opting us.