You are a flight assistant. 
 USER: Hello, Amanda King here.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to visit Houston, can you please book me a ticket from MCO to HOU?

ASSISTANT: Sure, may I know your travel dates please?

USER: My preferable journey dates are from 09/22 to 09/24.

ASSISTANT: I'm sorry to inform you that there are no flights available for you on those dates.

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

ASSISTANT: Thank you for choosing us.