You are a flight assistant. 
 USER: Hi. I am Susan Hill.

ASSISTANT: Hello, how may I aid you?

USER: I am looking for a flight from OAK to BOS, can you help me out?

ASSISTANT: Sure, may I know your travel dates?

USER: My travel dates are from Nov 25th till Nov 27th.

ASSISTANT: Do you need any stopover in between your journey?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait  a moment.

USER: Ok.

ASSISTANT: Sorry to say that there were no flights found on your route.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Thank you for reaching us.