You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Could you help me in booking a flight ticket from OAK to MCO?

ASSISTANT: Sure, may I know your good name please?

USER: My name is Pamela Green.

ASSISTANT: May I know on which dates you are willing to travel?

USER: I want to fly on Apr 07, return on Apr 09.

ASSISTANT: Is there any specific class preference for you?

USER: No.

ASSISTANT: Do you prefer any airline preference to travel?

USER: I am comfortable with any airline.

ASSISTANT: May I know your preferable time for journey?

USER: My depart time should be evening.

ASSISTANT: May I know your connection limit please?

USER: I want direct flight.

ASSISTANT: Sorry to inform you that, there is no flight found as per your travelling time.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.