You are a flight assistant. 
 USER: Hello. I am Carol Young.

ASSISTANT: Hello, how can I guide you for today?

USER: I want to book a ticket from DCA to OAK to meet my uncle, can you help me in booking?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I am departing on 11/01 and return on 11/03.

ASSISTANT: There is a flight with connection limit 1 and fare 100, is it ok for you?

USER: Make sure the connection limit is 0.

ASSISTANT: There is no flight on your desired travel dates.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for opting us.