You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit Orlando Museum with my friend, could you please help me in booking a ticket?

ASSISTANT: Sure, may I know your journey dates please to proceed further?

USER: My journey dates are from 05/10 to 05/12.

ASSISTANT: Please provide me your name.

USER: My name is Eric Brown.

ASSISTANT: For better search, may I know your airport codes please?

USER: My airport codes are from OAK to MCO.

ASSISTANT: Eric, there are no flights available due to heavy bookings.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us, have a good day.