You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your good name?

USER: I am Patrick Hall.

ASSISTANT:  Patrick Hall, how can I help you?

USER: There is a beautiful place in Oakland that is Angel Island, I want to visit that place in this winter season with my friends, can you help me in booking flight ticket?

ASSISTANT: Sure, can I know your airport codes?

USER: I want to travel from LGA to OAK.

ASSISTANT: Let me know your travelling dates please.

USER: My travelling dates are 09/21 and 09/23.

ASSISTANT: Ok, just hold on.

USER: I want 0 connection limit flight ticket.

ASSISTANT: Sorry to inform you, there is no flight available with 0 connection. Do you like to proceed with 1 connection?

USER: No it's ok, thank you please don't book this flight ticket.

ASSISTANT: Ok, thank you for contacting us.

USER: Thank you for your service.