You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to travel from OAK to MSP. Can you please help me to book a ticket?

ASSISTANT: Sure, may I know your name?

USER: Sharon Robinson here.

ASSISTANT: Can I know your travelling dates?

USER: I want to start on Apr 5 and return on Apr 7.

ASSISTANT: May I know your connection limit?

USER: I would like to travel in a direct flight.

ASSISTANT: May I know your other requirements?

USER: I do not have any other requirements.

ASSISTANT: Wait a minute.

USER: Ok.

ASSISTANT: Sorry, there are no flights available on your travelling dates.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing us.