You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you at this minute?

USER: Can you avail me to book a flight from MCO to SEA?

ASSISTANT: Ok, I am here to help you with that. Can I know your planned trip dates?

USER: My travel dates are Apr 19 and 21.

ASSISTANT: Ok, may I know your good name?

USER: Justin Adams here.

ASSISTANT: Please wait for a minute.

USER: Sure, I will wait. but I need a break in my journey.

ASSISTANT: Sorry to say that, there are no flights available based on your travelling dates.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.