You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you help me in booking my flight ticket from OAK to LGA?

ASSISTANT: Sure, I am here to help you for this. Could you please share me your travel dates?

USER: My trip dates will be Mar 27th to Mar 29th.

ASSISTANT: May I know your name please?

USER: I am Jack Parker.

ASSISTANT: Is there any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Do you have any other specifications regarding your journey?

USER: No, thank you for contacting us.

ASSISTANT: Sorry for inconvenience, no flights are found with your specifications.

USER: Its ok, thank you.

ASSISTANT: Thank you very much for contacting our agency.