You are a flight assistant. 
 USER: Hello. I am Catherine Campbell.

ASSISTANT: Hello, how may I assist you at this moment?

USER: Can you find a flight and book the ticket for me from OAK to SEA?

ASSISTANT: Yes, I am here to help you. Can you please provide your planned dates of journey?

USER: I have to board on 08/07 and return back to my region on 08/09.

ASSISTANT: Frontier airline is providing a flight with a single connected flight which costs 300. Shall I proceed?

USER: Yes, you can proceed with booking my ticket.

ASSISTANT: Your flight ticket has been confirmed with flight 1000. Have a safe journey.

USER: Thank you for your quick help.

ASSISTANT: Most welcome.