You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: I am Elizabeth Martinez. Can you please help me to book a flight ticket from MCO to IAD as I have to attend a client meeting?

ASSISTANT: Sure, I am here to help you with the ticket booking. May I know your travel dates?

USER: My planned journey dates are May 06 and May 08.

ASSISTANT: Ok, do you have any airlines preference?

USER: No, I am comfortable with any airline.

ASSISTANT: Ok, please give me a minute.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you that, there are no available flights in this route with the dates you have given.

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

ASSISTANT: You are welcome. Thank you for reaching us.