You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Larry Hernandez.

ASSISTANT: How can I assist you?

USER: I want to book a ticket from MCO to LAX, can you help me?

ASSISTANT: Sure, may I know your preferable journey dates please?

USER: My travel dates are 04/18 and 04/20.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: As per your details, there are no flights available for you on those dates.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for choosing us.