You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me in flight ticket booking process from PHX to OAK?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Thank you for your response, I want to take off on Jan 16 and book my return ticket also on Jan 18.

ASSISTANT: Do you prefer a stopover in between your journey?

USER: I will prefer direct flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Oh! It's ok, no problem.

ASSISTANT: May I know your name for documentation process?

USER: Thank you for your information. Sure, my name is Shirley Carter.

ASSISTANT: Ok. Thank you for reaching us.