You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you today?

USER: Please help me to book a connecting flight from Oakland to meet my old friend in Orlando.

ASSISTANT: Sure, may I know when you are planning to travel?

USER: I would like to depart on Aug 13th and my return date will be on Aug 15th.

ASSISTANT: Can you please share me your airport codes?

USER: My boarding and landing airport codes are OAk and MCO.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Please provide your name.

USER: I am Jeffrey Roberts.

ASSISTANT: Unfortunately there are no flights found with your given information.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for opting us.