You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: Can you help me to book a business class ticket from OAK to LAS to attend a business meeting?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: On which dates you are planned to travel?

USER: My planned travel dates are Feb, 29 and Mar, 2.

ASSISTANT: Do you prefer either connecting or direct flight?

USER: I would prefer to connecting flight.

ASSISTANT: Is there any class preference?

USER: I already mentioned above.

ASSISTANT: Ok, do you have any other specifications?

USER: No, thanks.

ASSISTANT: On whose name flight ticket should be reserved?

USER: Samantha Edwards.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: Sorry to inform you that, there are no flights found on your specified requirements.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for availing us.