You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you now?

USER: Can you please help me with booking a flight ticket from OAK to ORD?

ASSISTANT: Sure, I will help you in reserving your flight. Please, send me your dates of travel.

USER: My travel dates are June 02 and 04.

ASSISTANT: Let me know your connection limit for your journey.

USER: I need a connecting flight.

ASSISTANT: May I know your other requirements, if any?

USER: I would like to depart at afternoon and return at morning.

ASSISTANT: Ok. Please, forward me your good name to proceed further for documentation purpose.

USER: My name is Susan Harris.

ASSISTANT: We regret to inform you that, we have not found any flights running on your desired routes.

USER: That's ok. Thank you.

ASSISTANT: Thanks for opting us.