You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: Can you find a flight for me from OAK to SEA?

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: Ok, my travel dates are from Apr 02 to 04.

ASSISTANT: Is there any connection limit for you?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I would like to departure and return in the afternoon time. I need a flight in normal-cost.

ASSISTANT: May I know your name for the documentation process?

USER: Sure, I am Nancy Scott.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you for opting us.