You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,. How may I assist you?

USER: I would like to visit Philadelphia's Magic Gardens with my friends on weekend. Can you please help me in booking with connected flight?

ASSISTANT: Please provide your travel codes?

USER: I want to start on 05/07 and return on 05/09.

ASSISTANT: Please provide boarding airport code?

USER: My preferred boarding point is Oakland, CA-OAK.

ASSISTANT: Please specify price limit?

USER: My fare limit is 200.

ASSISTANT: Please mention return airport code?

USER: I am heading to Philadelphia, PA-PHL.

ASSISTANT: Please specify your name?

USER: My name is Anna Turner.

ASSISTANT: No flight found. Thanks.

USER: No problem, thank you.