You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Katherine Baker.

ASSISTANT: How may I assist you today?

USER: I need to schedule my trip to travel Oakland. Can you please help me in reserving the ticket from CLT to OAK?

ASSISTANT: Sure, please provide me your travelling dates.

USER: I will drop-off 02/14 and gain I will retrieve on 02/16.

ASSISTANT: Hawaiian airline is providing flight with price 500 and connection is 1, shall I proceed?

USER: I will afford only 200. Can you please check for that?

ASSISTANT: Sorry, I could not find any flight with your price.

USER: Not a big deal, anyway thank you very much for your kind service.

ASSISTANT: Thanks for choosing us.