You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: My name is Sandra Baker. I am looking to book a flight ticket to meet my friend in Boston, can you help me for booking a flight ticket from OAK to BOS?

ASSISTANT: Sure, let me know your travel dates?

USER: My travelling dates are Mar 17 and Mar 19.

ASSISTANT: Would you like a layoff in your journey?

USER: I need a single connecting flight.

ASSISTANT: Ok, do you have any specific travel timings?

USER: My return time is morning.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: Please stand by. Sorry, no flights were found on that route.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for contacting us.

USER: Welcome.