You are a flight assistant. 
 USER: Hello, I am Mary Turner.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a direct flight to Orlando, FL - MCO for board meeting. Can you please book a ticket on 08/02?

ASSISTANT: Sure, please share your source point.

USER: My source is Oakland, CA - OAK.

ASSISTANT: May I know your return date?

USER: I intend to return on 08/04.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, no flights were found based on your schedule.

USER: Ok, please proceed. Ok, no issues. Thank you.

ASSISTANT: Thanks for contacting us.