You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning my trip to travel Oakland this month. Can you please help me in reserving the ticket from SEA to OAK?

ASSISTANT: May I know your planned travel dates?

USER: I am planning my trip on Oct 8 and again I will return back on Oct 10.

ASSISTANT: Do you have any limits on number of connections?

USER: I am comfort to travel in single connection flight.

ASSISTANT: Do you have any another specifications on your journey?

USER: My depart time is evening.

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

USER: Myself Lisa Lewis.

ASSISTANT: Sorry, no flights are available on your specified dates.

USER: Not a big deal, anyhow thank you very much for your kind information.

ASSISTANT: Welcome, thank you for reaching us.