You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I have a business meeting in Oakland, can you help me for booking a flight ticket from MCO to OAK?

ASSISTANT: Sure, can I know your travelling dates?

USER: My travelling dates are July 21 and July 23.

ASSISTANT: On which name should I reserve the flight ticket?

USER: My name is Richard Turner.

ASSISTANT: Do you have any connection limit?

USER: I prefer to book a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: My return time is morning.

ASSISTANT: Sorry, there are no flights found on given dates.

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

ASSISTANT: Thank you for reaching us.