You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I amend you?

USER: I am Shirley Rodriguez. Can you help me in booking a ticket with direct flight as I have to attend an emergency surgery?

ASSISTANT: Sure, we are mirthful to help you.

USER: Thank you.

ASSISTANT: Please provide me your airport codes.

USER: I will leave from Boston, BOS to reach Orlando, MCO.

ASSISTANT: Ok, let me know your journey dates.

USER: My planned journey dates are 04/13 and 04/15.

ASSISTANT: Please wait a moment, I will check the availability and let you know.

USER: Sure.

ASSISTANT: Sorry to inform you that there is no direct flight available on your dates.

USER: IT's ok, not an issue. Thank you.

ASSISTANT: Thank you for reaching us.